What is the multiplicity of the zero of the polynomial function that represents the volume of a sphere with radius x+5

Answers

Answer 1

The graph of the function will touch the x-axis at x = -5, but not cross it, and the behavior of the graph near x = -5 will be determined by the degree of the zero (which is 3 in this case).

The polynomial function that represents the volume of a sphere with radius x+5 is given by:

[tex]V(x) = (4/3)\pi (x+5)^3[/tex]

To find the multiplicity of the zero, we need to factor out the (x+5) term from the polynomial:

V(x) = (4/3)π(x+5)(x+5)(x+5)

We can see that the zero is x = -5, and it has a multiplicity of 3, since there are three factors of (x+5) in the polynomial.

This means that the graph of the function will touch the x-axis at x = -5, but not cross it, and the behavior of the graph near x = -5 will be determined by the degree of the zero (which is 3 in this case).

To know more about graph refer here:

https://brainly.com/question/17267403

#SPJ11


Related Questions

In circle N with \text{m} \angle MQP= 44^{\circ}m∠MQP=44 ∘ , find the angle measure of minor arc \stackrel{\Large \frown}{MP}. MP ⌢. M P N Q

Answers

In a circle with a 44 degree central angle, the minor arc MPQ's angle measure is 316 degrees.

We must first get the measure of the central angle MNQ that intercepts this arc in order to determine the measure of the minor arc MPQ. Because minor arc MPQ and minor arc MP are next to each other, their sum equals the minor arc MPNQ's measure.

MPNQ = MPQ + arc MP

If we substitute 44 degrees for the minor arc's measurement (MP), we obtain,

MPQ + 44 = 360

When we solve for MPQ, we obtain, ∠MPQ = 360 - 44

MPQ equals 316 degrees. As a result, 316 degrees is the minor arc MPQ's measure.

To know more about arc of circle, visit,

https://brainly.com/question/28108430

#SPJ4

A cube has a volume of 27 cm3. A smaller cube has a side length of that is x cm less than side length of the larger cube. Consider the function f(x) = (3 − x)3. What does f(0. 5) represent?​

Answers

f(0.5) represents the volume of the smaller box when its' side length is 0.5 cm less than the larger cube

How to find the Volume of a Cube?

The formula to find the Volume of a cube is:

V = x³

where:

x is the side length of the cube

The cube has a volume of 27 cm³. Thus:

Side length of cube = ∛27 = 3 cm

Since the side length of the smaller cube is x cm less than side length of the larger cube, then we can say that the function to find the volume of the smaller cube is:

V_small: f(x) = (3 - x)³

Thus, f(0.5) is the volume of the smaller box when its' side length is 0.5 cm less than the larger cube

Read more about Volume of a Cube at: https://brainly.com/question/1972490

#SPJ4

Let lim f(x) = 3 and lim g(x)= 12. Use the limit rules to find the following limit. X-5 X-5 lim f(x) X-75 g(x) f(x) lim = *-—5 g(x) (Type an integer or a simplified fraction.)

Answers

The final answer to this limit question is 1/4.

a function from a set X to a set Y assigns to each element of X exactly one element of Y.[1] The set X is called the domain of the function[2] and the set Y is called the codomain of the function.

Given that lim f(x) = 3 and lim g(x) = 12, we want to find the limit:
lim (f(x) / g(x)) as x approaches -5.
Using the limit rules, specifically the quotient rule, we have:
lim (f(x) / g(x)) = lim f(x) / lim g(x)

Now, substituting the given limits:
lim (f(x) / g(x)) = 3 / 12

Simplifying the fraction:

lim (f(x) / g(x)) = 1/4

So, the answer is 1/4.

To learn more about limit and function, visit https:question//brainly.com//28971475  

#SPJ11

we need to know the relationship between two variables. we are looking at ci and student satisfaction. the variables include a likert scale 1 (strongly disagree) to 5 (strongly agree) and is non-parametric data. what kind of analysis should we do?

Answers

The variables of interest are both non-parametric and measured on an ordinal scale, a suitable analysis for determining the relationship between them would be the Spearman rank correlation coefficient.

The Spearman rank correlation coefficient is a non-parametric measure of the strength and direction of association between two variables.

It is based on the rank order of observations for each variable, rather than their actual numerical values.

The coefficient can range from -1 perfect negative correlation to +1 perfect positive correlation.

And with a value of 0 indicating no correlation.

Use the Spearman rank correlation coefficient to determine the strength and direction of the relationship between CI and student satisfaction.

The coefficient would tell us if there is a significant correlation between the two variables, and whether the correlation is positive or negative.

Perform the analysis, first rank the observations for both variables and calculate the difference in ranks between each pair of observations.

Calculate the Spearman rank correlation coefficient using the formula,

ρ = 1 - (6Σd² / n(n² - 1))

where ρ is the Spearman rank correlation coefficient,

d is the difference in ranks for each pair of observations,

n is the sample size,

and n² is the sum of the squares of the ranks.

A value of ρ close to +1 would indicate a strong positive correlation between the two variables.

A value close to -1 would indicate a strong negative correlation.

A value close to 0 would indicate no significant correlation between the two variables.

Learn more about variables here

brainly.com/question/6501410

#SPJ4

f(x)=(2−x)(x+4)^2(A) Find all critical values of f. If there are no critical values,enter -1000. If there are more than one, enter them separated bycommas.Critical value(s) = ______________(B

Answers

The critical values are x = -4 and x = 2.

Given the function f(x) = (2-x)(x+4)^2, we need to find the critical values.

Critical values are the points where the derivative of the function is either zero or undefined.

Step 1: Find the derivative of f(x). f'(x) = d/dx((2-x)(x+4)^2)

Step 2: Apply the product rule, which states d(uv) = u*dv + v*du,

where u = (2-x) and v = (x+4)^2. f'(x) = (2-x)*d/dx((x+4)^2) + (x+4)^2*d/dx(2-x)

Step 3: Compute the individual derivatives. f'(x) = (2-x)*(2(x+4)) + (x+4)^2*(-1)

Step 4: Simplify the expression. f'(x) = -2(x+4)^2 + 4(x+4)(2-x)

Step 5: Set f'(x) equal to 0 and solve for x. 0 = -2(x+4)^2 + 4(x+4)(2-x)

Step 6: Factor out a common term. 0 = 2(x+4)[-1(x+4) + 2(2-x)]

Step 7: Solve for x. 0 = 2(x+4)(-x+2) x = -4, 2 The critical values are x = -4 and x = 2.

Lear more about critical values,

https://brainly.com/question/31400902

#SPJ11

Question 15 (5 points) Which of the following is true of (1, 4) and (1, −7)? Question 15 options: More information is needed to determine the relationship between the two points. The points lie on a diagonal line. The points lie on a horizontal line. The points lie on a vertical line.

Answers

The two supplied points (1, 4) and (1, −7), have identical x-values. These would create a vertical line if graphed, then joined.

Explain about solutions of equation of line:

The points where the lines representing the intersections where the two linear equations intersect are referred to as the solution of a linear equation.

In other words, the set of all feasible values for the variables that satisfy the specified linear equation constitutes the solution set of a system of linear equations.When the graphs cross at a particular point, a system of linear equations does indeed have a single solution. No answer. So when graphs are parallel, an equation system with linear components cannot be solved.

Given that:

Line has points:  (1, 4) and (1, −7).

The two supplied points have identical x-values. These would create a vertical line if graphed, then joined.

The diagram is attached:

Hence, a vertical line would be formed by the points.

Know more about solutions of equation of line:

https://brainly.com/question/18831322

#SPJ1

Complete question:

Which of the following is true of (1, 4) and (1, −7).?

options:

More information is needed to determine the relationship between the two points. The points lie on a diagonal line. The points lie on a horizontal line.The points lie on a vertical line.

How much simple interest is earned on $1,272 deposited in a bank for  20 years at 3% annual interest rate?

Answers

The simple interest earned on $1,272 deposited in a bank for 20 years at 3% annual interest rate is $764.40.

To calculate the simple interest earned on a principal amount deposited in a bank, we use the formula:

Simple Interest = (Principal) x (Rate) x (Time)

where the rate is the annual interest rate, and the time is the number of years the money is deposited.

In this case, the principal is $1,272, the rate is 3%, and the time is 20 years.

Plugging in these values into the formula, we get:

Simple Interest = (1272) x (0.03) x (20)

Simple Interest = $764.40

Therefore, the simple interest earned on $1,272 deposited in a bank for 20 years at 3% annual interest rate is $764.40.

To learn more about interest, click here:

https://brainly.com/question/13324776

#SPJ11

Help please!
the elevation of death valley, california is -282 feet. the elevation of tallahassee, florida is 203 feet. the elevation of westmorland, california is 157 feet.

1: compare the elevations of death valley and tallahassee using > or <.

2: compare the elevations of death valley and westmorland.

Answers

The elevation of Death Valley, California and Tallahassee, Florida can be compared by using the inequality symbol > or <. On comparing  death valley and tallahassee, Tallahassee elevation > Death Valley elevation. On comparing  death valley and westmorland, Westmorland elevation > Death Valley elevation.

1.

Since the elevation of Death Valley is -282 feet, which is a negative value, and the elevation of Tallahassee is 203 feet, which is a positive value, we can conclude that the elevation of Tallahassee is greater than the elevation of Death Valley.

Therefore, we can use the > symbol to compare the elevations of these two locations, and write the inequality as: Tallahassee elevation > Death Valley elevation.

2.

The elevation of Death Valley is -282 feet, while the elevation of Westmorland is 157 feet.

Since the elevation of Westmorland is a positive value and is greater than the elevation of Death Valley, we can use the > symbol to compare the elevations of these two locations, and write the inequality as:

Westmorland elevation > Death Valley elevation.

To learn more about Death valley: https://brainly.com/question/13642969

#SPJ11

What is the slope of the line that passes thru (4,-12 and (7,6)

Answers

Answer:

 = 9

Step-by-step explanation:

Slope  = (y1-y2)/(x1-x2)

           = -12-6/4-6

           =  -18/-2

           = 9

Find f'(4) for f(x) = ln (2x^3"). Answer as an exact fraction or round to at least 2 decimal places.

Answers

To find f'(4) for the function f(x) = ln(2x^3), we first need to find the derivative f'(x) using the chain rule.

The chain rule states that the derivative of a composite function is the derivative of the outer function times the derivative of the inner function.

For f(x) = ln(2x^3), the outer function is ln(u) and the inner function is u = 2x^3.

The derivative of the outer function, ln(u), is 1/u.
The derivative of the inner function, 2x^3, is 6x^2 (using the power rule).

Now, apply the chain rule: f'(x) = (1/u) * 6x^2 = (1/(2x^3)) * 6x^2.

Simplify f'(x): f'(x) = 6x^2 / (2x^3) = 3/x.

Now, find f'(4): f'(4) = 3/4.

So, f'(4) for f(x) = ln(2x^3) is 3/4 or 0.75 when rounded to 2 decimal places.

Visit here to learn more about  derivative : https://brainly.com/question/25324584
#SPJ11

Enter an equation for the line of symmetry for the function f(x) = -7x^2 + 14x -19

Answers

The equation for the line of symmetry for the function f(x) = -7x² + 14x -19 is x = 1.

The line of symmetry for a quadratic function, f(x) = ax² + bx + c, is a vertical line that passes through the vertex of the parabola, and its equation is given by x = -b/(2a). In the function f(x) = -7x² + 14x - 19, the coefficients are a = -7, b = 14, and c = -19.

Applying the formula, x = -b/(2a), we get:

x = -(14)/(2*(-7))

x = -14 / (-14)

x = 1

Thus, the equation for the line of symmetry for the function f(x) = -7x² + 14x - 19 is x = 1. This line divides the parabola into two symmetrical halves, and the vertex of the parabola lies on this line.

Learn more about line of symmetry here: https://brainly.com/question/19600666

#SPJ11

What is the simplest radical form of the expression?

Answers

The simplest radical form of the given expression (∛(8x⁴y⁵))² is 4x²y³∛(x²y). So, correct option is A.

To simplify the expression (∛(8x⁴y⁵))², we can first simplify the cube root of 8x⁴y⁵. Since 8 is equal to 2³, and we have three factors of x and five factors of y, we can simplify the cube root as 2[tex]x^{(4/3)}y^{(5/3)[/tex].

Substituting this into the original expression, we get:

(2[tex]x^{(4/3)}y^{(5/3)[/tex])²

Squaring each term inside the parentheses, we get:

4[tex]x^{(8/3)[/tex][tex]y^{(10/3)[/tex]

To express this in radical form, we can rewrite [tex]x^{(8/3)[/tex] and [tex]y^{(10/3)[/tex] as cube roots:

4∛(x²)⁴ ∛(y³)³

Simplifying the cube roots, we get:

4x²y³∛(x²y)

So, correct option is A.

To learn more about radical form click on,

https://brainly.com/question/30949226

#SPJ1

The diameter of a spherical ballon shrinks to one-half of it’s original size. Describe how the surface area and volume of the balloon change.

Answers

Answer:

when the diameter of a spherical balloon shrinks to one-half of its original size, the surface area of the balloon will decrease to one-fourth of its original size, while the volume will decrease to one-eighth of its original size.

Step-by-step explanation:

When the diameter of a spherical balloon shrinks to one-half of its original size, it means the new diameter is half of the original diameter.

Let's assume the original diameter of the balloon was "d," then the new diameter will be "d/2."

Surface Area:

The surface area of a sphere is given by the formula 4πr², where "r" is the radius of the sphere. Since the diameter of the sphere is halved, the radius will also be halved. Therefore, the new surface area (SA') of the balloon will be:

SA' = 4π (d/4)² = πd²/4

Thus, the new surface area of the balloon will be one-fourth (1/4) of the original surface area.

Volume:

The volume of a sphere is given by the formula (4/3)πr³. Again, since the diameter of the sphere is halved, the radius will also be halved. Therefore, the new volume (V') of the balloon will be:

V' = (4/3)π (d/4)³ = πd³/24

Thus, the new volume of the balloon will be one-eighth (1/8) of the original volume.

Determine all of the values of that satisfy the condition cos =0 where 0 ≤ 0 <360°

Answers

All the value of of that satisfy the condition cos θ = - 1/2 ,

where 0 ≤ θ <360° are,

⇒ 120°, 240°

Given that;

Expression is,

cos θ = - 1/2

where 0 ≤ θ <360°

Since, cos θ = - 1/2

Hence, It belong in second and third quadrant.

So, cos θ = - 1/2

cos θ = 120°

cos θ = 240°

Thus, All the value of of that satisfy the condition cos θ = - 1/2 ,

where 0 ≤ θ <360° are,

⇒ 120°, 240°

Learn more about the mathematical expression visit:

brainly.com/question/1859113

#SPJ1

Instrucciones
determine the value of x, y and the line segment lengths and angle measures. show your work.

Answers

To determine the value of x, y, and the line segment lengths and angle measures, we need more information such as the given figure or problem. Without any context or image, it is impossible to provide a solution. However, in general, to find the values of x and y, we need to have equations or information about the relationship between them.

Similarly, to find line segment lengths and angle measures, we need to have given figures or diagrams and use appropriate formulas and rules to calculate them.

For example, if we have a right triangle with one side length of 5 and the hypotenuse of 13, we can use the Pythagorean theorem to find the other side's length, which is 12. Then, we can use trigonometric functions like sine, cosine, and tangent to find the angles' measures.

Therefore, the approach to finding x, y, and other geometric properties depends on the given information and the type of problem. It is essential to carefully read and understand the problem's instructions before attempting to solve it and show all your work for clarity and accuracy.

To know more about line segment refer here

https://brainly.com/question/30072605#

#SPJ11

a scientist studying babies born prematurely would like to obtain an estimate for the mean birth weight, , of babies born during the week of the gestation period. she plans to select a random sample of birth weights of such babies and use the mean of the sample to estimate . assuming that the population of birth weights of babies born during the week has a standard deviation of pounds, what is the minimum sample size needed for the scientist to be confident that her estimate is within pounds of ? carry your intermediate computations to at least three decimal places. write your answer as a whole number (and make sure that it is the minimum whole number that satisfies the requirements).

Answers

A sample size of 77 is needed for a scientist studying premature babies to estimate the mean birth weight of babies born during a week of gestation within 0.5 pounds with 95% confidence, assuming a population standard deviation of 2 pounds.

To determine the minimum sample size needed for the scientist to be confident that her estimate is within a certain margin of error of the true mean birth weight of babies born during the week, we can use the formula

n = (zα/2 * σ / E)²

where

n = sample size

zα/2 = critical value for the desired level of confidence (e.g. 1.96 for 95% confidence)

σ = population standard deviation

E = margin of error (i.e. the maximum amount by which the estimate can differ from the true mean)

Substituting the given values, we have

n = (1.96 * σ / E)²

To determine E, we need to use the fact that the margin of error is equal to the critical value times the standard error, where the standard error is given by

SE = σ / √(n)

Substituting the given values, we have

SE = σ / √(n) = 2 / √(n)

Thus, we have

E = zα/2 * SE = 1.96 * 2 / √(n) = 3.92 / √(n)

Substituting this expression for E into the formula for n, we have

n = (1.96 * σ / (3.92 / √(n)))²

Simplifying, we get

n = (1.96 * σ * √(n) / 3.92)²

n = (0.5 * σ * √(n))²

n = (0.25 * σ² * n)

n = (zα/2)² * σ² / E²

Substituting the given values, we have

n = (1.96)² * 4 / (0.5)² = 76.96

Rounding up to the nearest whole number, we get

n = 77

Therefore, the minimum sample size needed for the scientist to be confident that her estimate is within 0.5 pounds of the true mean birth weight of babies born during the week is 77.

To know more about standard deviation:

https://brainly.com/question/23907081

#SPJ4

I don't understand It sucks

Answers

The value of the trigonometric ratio tanA from the right angle triangle is 3/4.

What is trigonometric ratios?

Trigonometric Ratios are defined as the values of all the trigonometric functions based on the value of the ratio of sides in a right-angled

To find the value of the trigonometric ratio tanA from the right angle triangle, we use the formula below

Formula:

tanA = Opposite/Adjacent.................. Equation 1

From the right angle triangle,

Opposite = 30Adjacent = 40

Substitute these values into equation 1

tanA = 30/40tanA = 3/4

Learn more about trigonometric ratios here: https://brainly.com/question/24349828

#SPJ1

You deposit $345 in an account that pays 4% interest compounded quarterly. How much will your investment be worth in 15 years? (At simple interest, it would be worth $552. )

Answers

Answer:

$626.76

Step-by-step explanation:

Answer is going to be $626.76

Breck has 22 dimes and nickels. The total value of the coins is $1. 45. How many dimes and how many nickels does Breck have?

Answers

Let x be the number of dimes and y be the number of nickels that Breck has. We know that he has 22 coins in total so

x + y = 22

We also know that the total value of the coins is $1.45, which is equivalent to 145 cents. Since dimes are worth 10 cents and nickels are worth 5 cents, we can write another equation:

10x + 5y = 145

We can simplify this equation by dividing both sides by 5:

2x + y = 29

Now we have two equations:

x + y = 22
2x + y = 29

We can solve for y by subtracting the first equation from the second equation:

2x + y - (x + y) = 29 - 22
x = 7

Now that we know x, we can substitute it back into either equation to solve for y:

x + y = 22
7 + y = 22
y = 15

Therefore, Breck has 7 dimes and 15 nickels.






how many favorable outcomes will there be for spinning the same color twice?


Answers

The number of favorable outcomes for spinning the same color twice will depend on the number of colors on the spinner.

If there are only two colors on the spinner, such as red and blue, then there will be only one favorable outcome, which is spinning either red or blue twice.

If there are more than two colors on the spinner, the number of favorable outcomes will depend on the number of times each color appears on the spinner.

For example, if there are four colors on the spinner, and each color appears equally, then there will be four favorable outcomes: spinning red twice, spinning blue twice, spinning green twice, or spinning yellow twice.

In general, if there are n colors on the spinner and each color appears with equal probability, then the number of favorable outcomes for spinning the same color twice will be n.

To know more about probability refer here

https://brainly.com/question/34187875#

#SPJ11

Lana offered to buy groceries for her roommates, Pam and Cheryl. The total bill was $74. She forgot to save the individual receipts but remembered that Pam's groceries were $0. 05 cheaper than half of her groceries, and that Cheryl's groceries were $2. 10 more than Pam's groceries. How much was each share of the groceries?

Answers

Lana paid $36, Pam paid $17.95, and Cheryl paid $20.05, by using substitution or elimination, for the groceries.

Let's start by assigning variables to the unknown quantities in the problem. Let's call the cost of Lana's groceries "L", the cost of Pam's groceries "P", and the cost of Cheryl's groceries "C". We can set up a system of equations based on the information given:

1) P = 0.5L - 0.05 (Pam's groceries were $0.05 cheaper than half of Lana's groceries)

2) C = P + 2.10 (Cheryl's groceries were $2.10 more than Pam's groceries)

3) L + P + C = 74 (the total bill was $74)

We now have three equations with three unknowns, which we can solve using substitution or elimination. Let's use substitution:

Substitute equation 1 into equation 2 for P:

C = (0.5L - 0.05) + 2.10

Simplify:

C = 0.5L + 2.05

Substitute equations 1 and 3 into the equation above:

L + P + C = 74

L + (0.5L - 0.05) + (0.5L + 2.05) = 74

Simplify:

2L + 2 = 74

2L = 72

L = 36

Now that we know the cost of Lana's groceries, we can use equation 1 to find the cost of Pam's groceries:

P = 0.5L - 0.05

P = 0.5(36) - 0.05

P = 17.95

Finally, we can use equation 2 to find the cost of Cheryl's groceries:

C = P + 2.10

C = 17.95 + 2.10

C = 20.05

Therefore, Lana paid $36, Pam paid $17.95, and Cheryl paid $20.05 for the groceries.

To know more about substitution, visit:

https://brainly.com/question/30239677#

#SPJ11

Given the following side lengths of a triangle 2,10,11 what type of triangle is formed

Answers

The type of triangle formed from the side lengths of a triangle 2, 10, 11 is a scalene triangle.

Based on the given side lengths of a triangle (2, 10, 11), we can determine the type of triangle formed by examining their relationships. First, let's check if these side lengths can form a valid triangle using the Triangle Inequality Theorem, which states that the sum of the lengths of any two sides must be greater than the length of the remaining side. In this case, 2 + 10 > 11, 2 + 11 > 10, and 10 + 11 > 2, so a triangle can be formed.

Now let's identify the type of triangle. There are three main categories to consider: equilateral, isosceles, and scalene. An equilateral triangle has all three sides equal in length, which doesn't apply here. An isosceles triangle has two sides with equal lengths, but in this case, all three sides have distinct lengths. Therefore, the triangle is a scalene triangle, meaning it has no sides of equal length.

In summary, the triangle formed by side lengths 2, 10, and 11 is a scalene triangle because all three sides have different lengths and satisfy the Triangle Inequality Theorem.

Learn more about Triangle Inequality Theorem here: https://brainly.com/question/1163433

#SPJ11

Hector parked his SUV in long-term parking while he traveled to China. What does the slope of the line represent? A Hector's parking fees decreased by $30 each week. B Parking cost a flat fee of $30. Parking cost $30 per day. Hector got a $30 discount to park his SUV. ​

Answers

The slope of the line represent Parking cost $30 per day. The correct answer is C.

The slope of a line represents the rate of change between two variables. In this case, the line represents the relationship between Hector's parking fees and the number of days he parked his SUV.

The unit of the slope of the ine represents

Cost/ number of days = 30 $/day

The fact that the slope is negative (-$30) means that for each additional day Hector parked his SUV, his parking fees decreased by $30. This indicates that the parking fee is a function of the number of days parked, and it costs $30 per day. The correct option is C.

To know more about slope:

https://brainly.com/question/19131126

#SPJ4

--The given question is incomplete, the complete question is given

" Hector parked his SUV in long-term parking while he traveled to China. What does the slope of the line represent?

A Hector's parking fees decreased by $30 each week.

B Parking cost a flat fee of $30.

C Parking cost $30 per day.

D Hector got a $30 discount to park his SUV. ​ "--

The five smith children run to the ice cream truck. In how many orders can they be served one at a time?

Please answer the other questions if possible

Answers

There are 120 possible orders in which the five Smith children can be served one at a time.

How to calculate the number of orders

If we assume that each child is served one at a time, then the first child can be served in 5 ways, the second child can be served in 4 ways (since one child has already been served), the third child can be served in 3 ways, the fourth child can be served in 2 ways, and the fifth child can be served in 1 way.

Therefore, the total number of orders in which the children can be served one at a time is:

5 x 4 x 3 x 2 x 1 = 120

Learn more about combinations and permutations on

https://brainly.com/question/4658834

#SPJ1

Find the measure of ZB b 60⁰​

Answers

Answer: b = 30°

Step-by-step explanation:

       The little square represents a 90-degree angle.

90° - 60° = b

30° =  b

b = 30°

=30
Right angles add up to 90
90-60=30

Solve the problem.


A pollster wishes to estimate the true proportion of U. S. Voters that oppose capital punishment. How many voters should be surveyed in order to be 96 percent confident that the true proportion is estimated to within 0. 02?


A)2627


B)53


C)2626


D)1

Answers

The pollster should survey 2627 voters in order to be 96 percent confident that the true proportion of U.S. voters opposing capital punishment is estimated to within 0.02.

To determine the sample size needed for estimating a proportion, we can use the formula:

n = (Z^2 * p * q) / E^2

where:

n is the sample size

Z is the z-value corresponding to the desired confidence level (96 percent confidence corresponds to a z-value of approximately 1.75)

p is the estimated proportion (since we don't have an initial estimate, we can assume a conservative estimate of 0.5)

q is 1 - p (complement of the estimated proportion)

E is the desired margin of error (0.02)

Plugging in the values, we have:

n = (1.75^2 * 0.5 * 0.5) / 0.02^2

n ≈ 2627

Therefore, the pollster should survey 2627 voters in order to be 96 percent confident that the true proportion of U.S. voters opposing capital punishment is estimated to within 0.02.

This sample size calculation ensures that the estimate of the true proportion will have a margin of error (E) of 0.02 or less, providing a high level of confidence (96 percent) in the accuracy of the estimate.

In conclusion, by using the formula for sample size estimation, the pollster should survey 2627 voters to achieve a 96 percent confidence level with a margin of error of 0.02 when estimating the true proportion of U.S. voters opposing capital punishment.

To know more about proportion refer here:

https://brainly.com/question/31548894

#SPJ11

Divide.

Simplify your answer as much as possible.

Answers

The polynomial expression becomes -20vz⁶ + 36v⁴z⁵ + 24v⁶ z⁶

How did we arrive at the above?

In order to divide, first collect the like terms and then perform the operation. So, we have:

(-20vz⁶ + 32v⁴z⁵ +24v⁶ z⁶) + (4v⁴ z⁵) = -20vz⁶ + (32v⁴z⁵ +4v⁴ z⁵) + 24v⁶ z⁶

Simplifying the expression in parentheses, we get:

32v⁴z⁵ +4v⁴ z⁵ = 36v⁴z⁵

So, the expression becomes:

-20vz⁶ + 36v⁴z⁵ + 24v⁶ z⁶

This expression cannot be simplified any further.

learn more about polynomial division: https://brainly.com/question/24662212

#SPJ1

75°(4x+7)° find x

(2x+10)°

(2x-10)° FIND X

Answers

The value of x using the assumptions of angle are 17 and 22.5

Finding the value of x

From the question, we have the following parameters that can be used in our computation:

Angles: 75° and (4x + 7)°

Angles: (2x+10)° and (2x - 10)°

Assume 75° and (4x + 7)° are congruent angles, we have

4x + 7 = 75

So, we have

4x = 68

Divide by 4

x = 17

Assume (2x+10)° and (2x - 10)° are complementary angles, we have

2x + 10 + 2x - 10 = 90

So, we have

4x = 90

Divide by 4

x = 22.5

Hence, the values of x are 17 and 22.5

Read more about angles at

https://brainly.com/question/28293784

#SPJ1

Which number sequence follows the rule subtract 15 starting from 105? 15, 30, 45, 60, 75 15, 10, 25, 20, 35 105, 100, 95, 90, 85 105, 90, 75, 60, 45

Answers

The number sequence that follows the rule of subtracting 15 starting from 105 is 105, 90, 75, 60, 45.

To obtain this sequence, we start with 105 and subtract 15 from it to get 90. Then we subtract 15 from 90 to get 75, and so on until we reach 45. Each term in the sequence is obtained by subtracting 15 from the previous term.

It is important to note that this is an arithmetic sequence with a common difference of -15. The formula for finding the nth term of an arithmetic sequence is: an = a1 + (n-1)d, where an is the nth term, a1 is the first term, and d is the common difference. Using this formula, we can find any term in the sequence by plugging in the appropriate values.

To know more about sequence refer here:

https://brainly.com/question/30262438#

#SPJ11

The hottest day of the year in Buenos Aires, Argentina, on average, is January 7, when the average high temperature is 37° C. The coolest day of the year has an average high temperature of 17° C. Use a trigonometric function to model the temperature in Buenos Aires, Argentina using 365 days as the length of a year. Remember that January 7 is in the summer in Buenos Aires

Answers

The temperature in Buenos Aires can be modeled using the equation T(t) = 5 sin(2π(t - 182.5)/365) + 27, where t is the number of days since January 1.

How to model temperature in Buenos Aires?

To model the temperature in Buenos Aires using a trigonometric function, we can use the sine function.

First, we need to find the amplitude, period, phase shift, and vertical shift.

Amplitude: The difference between the maximum and minimum temperatures is (37 - 17) / 2 = 10 degrees, so the amplitude is 10/2 = 5 degrees.Period: The period of the function is 365 days, which is the length of a year.Phase shift: January 7 is in the summer, so we want to shift the function to the right by half a year (182.5 days).Vertical shift: The average temperature over the year is (37 + 17) / 2 = 27 degrees, so the vertical shift is 27 degrees.

Putting it all together, the equation for the temperature in Buenos Aires as a function of time is:

T(t) = 5 sin(2π(t - 182.5)/365) + 27

Where t is the number of days since January 1 and T(t) is the temperature in degrees Celsius.

Learn more about trigonometric function

brainly.com/question/6904750

#SPJ11

Other Questions
in balancing its responsibilities toward all stakeholders when making legal, economic, ethical, and social decisions, abc inc. takes an approach to organizational activities called . fiduciary responsibility community involvement corporate social responsibility corporate ethics Please help me with me science homework is biologyyyy and u can seee An object moving vertically is at the given heights at the specified times. Find the position equation s = 1/2 at^2 + v0t + s0 for the object. At t = 1 second, s = 136 feet At t = 2 seconds, s = 104 feet At t = 3 seconds, s = 40 feet A string that is under 55. 0 N of tension has linear density 4. 70 g/m. A sinusoidal wave with amplitude 3. 00 cm and wavelength 2. 10 m travels along the string. What is the maximum velocity of a particle on the string? quand on a un peu soif, on a tendance a boire ____ out of 500 people , 200 likes summer season only , 150 like winter only , if the number of people who donot like both , the seasons is twice the people who like both the season , find summer season winter season , at most one season with venn diagram A farmer sell 7. 9 kilograms of pears and apples at the farmers market. 3/5 of this wieght is pears,and the rest is apples. How many apples did she sell at the farmers market? Mother to son THEME ANALYSISThe theme of this poem isSUPPORT 1SUPPORT 2SUPPORT 3 Give an example of a Benchmark fraction and an example of a mixed number Select the correct text in the passage. Which lines from "Porphyrias Lover" change it from a love poem to a Gothic poem that evokes horror?Porphyrias Loverby Robert Browning (excerpt)But passion sometimes would prevail, Nor could tonight's gay feast restrainA sudden thought of one so pale For love of her, and all in vain:So, she was come through wind and rain. Be sure I looked up at her eyesHappy and proud; at last l knew Porphyria worshiped me: surpriseMade my heart swell, and still it grewWhile I debated what to do. That moment she was mine, mine, fair,Perfectly pure and good: I foundA thing to do, and all her hairIn one long yellow string l wound Three times her little throat around,And strangled her. No pain felt she;I am quite sure she felt no pain. As a shut bud that holds a bee,I warily oped her lids: againLaughed the blue eyes without a stain. And l untightened next the tressAbout her neck; her cheek once moreBlushed bright beneath my burning kiss:I propped her head up as before, Only, this time my shoulder boreHer head, which droops upon it still: The smiling rosy little head,So glad it has its utmost will, What was the biggest difference between Galileo's work and the work of previous scientists? A) Galileo had the benefit of a telescope, so he could see that the Sun didn't move. B) Galileo wasn't a religious man, so he didn't feel as pressured by the influence of religious leaders. C) Galileo was one of the first scientists to rely heavily on the scientific method rather than abstract theory. D) Galileo was the first scientist to publish theories about the solar system Find the product. Assume that no denominator has a value of 0. 6r+3/r+6 r^2 + 9r +18/2r+1 Please upload a picture of a piece of paper with the problem worked out, and draw the graph for extra points, there will be 6 of these, so go to my profile and find the rest, and do the same, for extra points. for this one, use substitution method. a. acquisition of the machine including all costs incurred to prepare it for its intended use. b. depreciation in the first year. verdi uses the straight-line method of depreciation. c. sale of the machine on december 31, year 4. verdi sold the machine to another company for $61,250. How many centimeters is half of a 87.3 km road?Your result must be in multiples of 108 cm. That means if, for example, you get a result of a9.2200x108 just type 9.2200 in the answer box. Include four digit after the decimal point andmaximum of 1% of error is accepted in your answer. i need help with this What is a main difference between a mixture and a pure substance?OA mixture is only a liquid, but a pure substance can be in any state.OA mixture looks the same throughout, but a pure substance does not.A mixture can vary in composition, but a pure substance has a set composition.OA mixture can be made up of a single compound, but a pure substance cannot. (PLEASE HELP! Im using a ton of points) A new curved projection system for a small media room states the optimal viewing angle is74 (m/ACB = 74) when you sit 10 feet from the center of the TV (length of CD = 10 ft). Thedepth of the curved screen is 2 feet (length of DE = 2 ft). Find the length of line segment AB, in feet, that corresponds to the width of the television. (Round your answer to the nearest foot)(Thx for any help!) Solve the initial value problem. Dy/dx = 4x^-3/4, y(1) = 3 a.y = 16x^1/4 - 13 b.y = 16x1/4 + 48 c.y = -3/4^x7/4-13/4 d.y= 4x^1/4 - 1 the chance of rain on a random day in May in Gwinnett is about 30%. Using this empirical probability, what would you estimate the probability of having NO rain for an entire week (7 days)?