show, not solve for x

Show, Not Solve For X

Answers

Answer 1

Answer:

Step-by-step explanation:

Show, Not Solve For X
Answer 2
Answer
Cross multiply

1 * (x + 1) = (1 + 1/x) * x

Distribute multiply

1x + 1 = 1x + 1

Both sides equal which is your “show your proof”

Related Questions

Answer Immeditely Please

Answers

Answer:

√429.

Step-by-step explanation:

Triangles BCD and ABC are similar, so corresponding sides are in the same ratio, so:

x/ AC = DC/x

x/39 = 11/x

x^2 = 11*39

x^2 = 429

x = √429

Please Answer ASAP! PLEEEASE
Answer Fully Please And Fill IN THe Blanks!
also you will get allot of points

Answers

It is a fifth order polynomial

The constant term is -7

The leading term is [tex]x^5/7[/tex]

The coefficient of the leading term is [tex]1/7[/tex]

What is the leading term of a polynomial?

The term with the highest degree—i.e., the term with the largest power of the variable—is the leading term. The leading coefficient is the leading term's coefficient.

We frequently rearrange polynomials so that the powers are descending or ascending because of the definition of the "leading" term. We can see that the leading term in the expression here is [tex]x^5/7[/tex].

Learn more about polynomial:https://brainly.com/question/30745878

#SPJ1

Isabella grows two types of pepper plants. The following dot plots show the numbers of peppers, rounded to the nearest
5
55, per plant for each type. Each dot represents a different plant. Compare the typical number of peppers per plant. In general, the

had more peppers, with

per plant

Answers

The possible values of x that satisfy the equation |x+5| = c are x = c - 5 and x = -c - 5.

what is algebra?

Algebra is a branch of mathematics that deals with mathematical operations and symbols used to represent numbers and quantities in equations and formulas.

Someone help me please

Answers

The corresponding values for the triangle in the larger circle are;

1. Perimeter of Δ BSH = 71.4 cm

2. The measure of ∠SBH = 102°.

3.  The area of Δ BSH = 41.54 cm²

4. The length of the circumference of circle B = 52.275 cm

How do you calculate the corresponding values for the triangle in the larger circle, like perimeter?

1. The ratio of the perimeters of similar triangles is equal to the ratio of their corresponding sides. Since OB/OA = 4.25, we have:

Perimeter(Δ BSH) = Perimeter(Δ ARG) × 4.25

Perimeter(Δ BSH) = 16.8 cm × 4.25 = 71.4 cm

2. Since the triangles are similar, their corresponding angles are congruent. Therefore, ∠SBH = ∠RAG = 102°.

3. The ratio of the areas of similar triangles is equal to the square of the ratio of their corresponding sides. Since OB/OA = 4.25, we have:

Area(Δ BSH) = Area(Δ ARG) × (4.25)²

Area(Δ BSH) = 2.3 cm² × (4.25)² = 2.3 cm² × 18.0625 = 41.54 cm²

4. The ratio of the circumferences of similar circles is equal to the ratio of their radii or diameters. Since OB/OA = 4.25, we have:

Circumference(circle B) = Circumference(circle A) × 4.25

Circumference(circle B) = 12.3 cm × 4.25 = 52.275 cm

The above answers are in response to the following questions below;

Dante created the following measurements and calculations:

He then made the following measurements and calculations:

He calculated the ratio OB = 4.25.

                                      OA

He measured the perimeter of Δ ARG, and found it to be 16.8 cm.

He measured ∠RAG = 102°.

He calculated the area of Δ ARG, and found it to be 2.3 cm2.

He calculated the circumference of circle A, and found it to be approximately 12.3 cm.

He would now like to calculate corresponding values for the triangle in the larger circle, and he needs your help.

Calculate the following, using your knowledge that all circles are similar, along with the data already collected by Noah..

5. Find the perimeter of Δ BSH.

6. Find the measure of ∠SBH.

7. Find the area of Δ BSH.

8. Find the length of the circumference of circle B.

Find more exercises on calculation values of the triangle in the larger circle;

https://brainly.com/question/20358049

#SPJ1

Solve (d-8) (6d-3) using the box method show work

Answers

6d^2 - 51d + 24

that's it

...............................

5 dived by 465 long divsion 6th grade

Answers

Answer: 5 divided by 465 is 0.010752688172

          465 divided by 5 is 93

Step-by-step explanation:

In ΔWXY, x = 4.7 cm, y = 7.9 cm and ∠W=162°. Find the area of ΔWXY, to the nearest 10th of a square centimeter.

Answers

The area of the triangle to the nearest tenth is 5.8cm²

What is area of a triangle?

A triangle is a closed, 2-dimensional shape with 3 sides, 3 angles, and 3 vertices. A triangle is also a polygon. Examples of triangle include, isosceles, equilateral , scalene e.t.c

The area of a triangle is expressed as;

A = 1/2 b h for right angle triangle and A = absinC for others.

Here; x = 4.7, y = 7.9, W = 162

area = 1/2× 4.7 × 7.9 sin162

= 1/2 × 4.7 × 7.9 × 0.31

= 5.8 cm²( nearest tenth)

Therefore the area of the triangle is 5.8cm²

learn more about area of triangle from

https://brainly.com/question/17335144

#SPJ1

Solve the following diamond problem by finding the answers that would go in box 1 and box 2
20x?
sot
box2
-9x
box 1 =
box 2 =

Answers

Answer:

Step-by-step explanation:

The missing numbers are: box 1 = -5x and box 2 = 4sot,  A diamond problem is a type of math puzzle that involves finding two missing values in a diamond-shaped diagram.

The top and bottom numbers of the diamond represent a product, and the left and right sides represent two numbers that add up to a middle value. The goal is to find the two missing values that fit into the diamond.

To solve a diamond problem, we need to factor the product of the top and bottom numbers and look for two factors whose sum is equal to the middle value. This is because the product of two numbers can only be made up of factors that multiply together to form the product. Once we find the two factors, we can insert them into the left and right sides of the diamond.

In the given diamond problem, we have 20x? as the top and sot as the bottom. The product of these two numbers is 20x^2sot. To find the factors, we can list all the possible factor pairs of this product and check which of them adds up to -9x, which is the middle value in the diamond. We found that -5x and 4sot are the factors that add up to -9x.

Solving diamond problems can help improve factoring skills and problem-solving abilities. It requires logical thinking and an understanding of how factors and multiples work. Additionally, diamond problems can be used to introduce algebraic concepts to students in a visual and intuitive way, making them a useful tool for teaching math to learners of all ages.

To know more about diamond problems refer here:

https://brainly.com/question/29022455#

#SPJ11

The circumference (C) of a circle is 16 cm. Which formula can you use to find the diameter (d) if you know that C = π
d?

Answers

Answer:

c/π=d

explanation:

d × π = c

divide c to isolate d

Answer: I would multiply pie by a diameter until it equals 16.

(I know this probably isn’t the professional way but it should work.

Emma is sick a lot and as a result has to go to the doctor regularly. Each time she goes there is a $20 copay that she uses her FSA to pay for. Last month she went to the doctor 9 times. She earns $20 an hour at her job. How many hours (round up) would she have to work to pay these bills without an FSA/HSA? (She pays 17 percent in taxes. )

Answers

She would have to work for 11 hours to pay these bills without her FSA/HSA.

Emma went to the doctor 9 times last month, which means she had to pay a total of 9 x $20 = $180 in copays.

Without her FSA/HSA, she would have to work to earn $180 after taxes. Since she pays 17 percent in taxes, the amount she would have to earn before taxes is $180 / (1 - 0.17) = $216.87.

To earn $216.87, she would have to work for $216.87 / $20 per hour = 10.84 hours.

Rounding up, she would have to work for 11 hours to pay these bills without her FSA/HSA.

To know more about hours refer here

https://brainly.com/question/13533620#

#SPJ11

Solid metal support poles in the form of right cylinders are made out of metal with a
density of 6.3 g/cm³. This metal can be purchased for $0.30 per kilogram. Calculate
the cost of a utility pole with a diameter of 42 cm and a height of 740 cm. Round your
answer to the nearest cent. (Note: the diagram is not drawn to scale)

Answers

Answer:Therefore, the cost of a utility pole with a diameter of 42 cm and a height of 740 cm is approximately $1957.43.

Step-by-step explanation:First, we need to calculate the volume of the cylinder-shaped utility pole:

The radius of the pole is half the diameter, so it's 42 cm / 2 = 21 cm.

The height of the pole is 740 cm.

The volume of a cylinder is given by the formula V = πr²h, where π is approximately 3.14, r is the radius, and h is the height.

Substituting the values we have, we get V = 3.14 x 21² x 740 = 1,034,462.4 cm³.

Now we can calculate the mass of the pole:

The density of the metal is 6.3 g/cm³, which means that 1 cm³ of the metal has a mass of 6.3 g.

The volume of the pole is 1,034,462.4 cm³, so its mass is 6.3 x 1,034,462.4 = 6,524,772.72 g.

Next, we convert the mass to kilograms and calculate the cost:

1 kg is equal to 1000 g, so the mass of the pole in kilograms is 6,524,772.72 g / 1000 = 6524.77 kg.

The cost of the metal is $0.30 per kilogram, so the cost of the pole is 6524.77 kg x $0.30/kg = $1957.43.

Help pls. And please actually answer the question

Answers

Start with the base graph: y = |x|

Translate the graph one unit to the right: y = |x - 1|

---We use a minus/negative/subtraction sign when dealing with horizontal translations because it is the opposite of the way we want to go. If the translation occurs within parenthesis/absolute value bars, we always do the opposite of what we think we should.

Translate the graph one unit down: y = |x - 1| - 1

---If the translation occurs to the y-value/vertically, we use the expected operation/sign. If the translation occurs outside of parenthesis, we use the same operation/sign as the translation (+ for up, - for down).

Answer: y = |x - 1| - 1

Hope this helps!

Answer:

y=|x-1|-1

Step-by-step explanation:

The function for a v shaped graph is an absolute value function: y=|x|

Subtracting 1 from the absolute value y=|x|, we move the graph 1 unit right of the x axis

Subtracting 1 from the whole equation, y=|x-1|, we move the graph 1 unit down the y axis

So, the equation would be y=|x-1|-1

Suppose you carry out a significance test of h0: μ = 8 versus ha: μ > 8 based on sample size n = 25 and obtain t = 2.15. find the p-value for this test. what conclusion can you draw at the 5% significance level? explain.

a the p-value is 0.02. we reject h0 at the 5% significance level because the p-value 0.02 is less than 0.05.
b the p-value is 0.02. we fail to reject h0 at the 5% significance level because the p-value 0.02 is less than 0.05.
c the p-value is 0.48. we reject h0 at the 5% significance level because the p-value 0.48 is greater than 0.05.
d the p-value is 0.48. we fail to reject h0 at the 5% significance level because the p-value 0.48 is greater than 0.05.
e the p-value is 0.52. we fail to reject h0 at the 5% significance level because the p-value 0.52 is greater than 0.05.

Answers

We can  draw at the 5% significance level, the p-value is 0.02. we reject h0 at the 5% significance level because the p-value 0.02 is less than 0.05. The correct answer is a.

To find the p-value, we need to find the area to the right of t = 2.15 under the t-distribution curve with 24 degrees of freedom (df = n - 1 = 25 - 1 = 24). Using a t-table or a calculator, we find that the area to the right of t = 2.15 is approximately 0.02.

Since the p-value (0.02) is less than the significance level (0.05), we reject the null hypothesis H0: μ = 8 and conclude that there is sufficient evidence to support the alternative hypothesis Ha: μ > 8 at the 5% significance level. This means that we can say with 95% confidence that the true population mean is greater than 8.

Therefore the correct answer is a.

To know more about p-value , refer here :

https://brainly.com/question/30182084#

#SPJ11

A spinner is divided into 15 identical sectors and labeled 1 through 15.

how many spins are expected for a multiple of 4 to be spun 7 times?

select from the drop-down menu to correctly complete the sentence.
the spinner is expected to have to spin approximately times for a multiple of 4 to be spun 7 times.

Answers

Answer: 35

Step-by-step explanation: The other person is wrong

Hope this helped :)

Willow bought 3 m of denim fabric and 5m of cotton


fabric. The total bill, excluding tax, was $22. Jared


bought 6 m of denim fabric and 2 m of cotton fabric


at the same store for $28. How much does the denim


fabric cost? How much does the cotton fabric cost?



How do I start?

Answers

The denim fabric costs $4 per meter and the cotton fabric costs $3 per meter.

To find out the cost per meter of each type of fabric, we can set up a system of two equations. Let d be the cost per meter of denim fabric and c be the cost per meter of cotton fabric. Then, we have:

3d + 5c = 22 (equation 1)

6d + 2c = 28 (equation 2)

We can use equation 2 to solve for one of the variables in terms of the other. Solving for c, we get:

c = 14 - 3d (equation 3)

We can substitute equation 3 into equation 1 and solve for d:

3d + 5(14 - 3d) = 22

Simplifying this equation, we get:

4d = 3

Therefore, d = 0.75, which means the denim fabric costs $0.75 per meter.

We can then use equation 3 to find the cost per meter of cotton fabric:

c = 14 - 3(0.75) = 11.25/2 = $5.625

Therefore, the cotton fabric costs $5.625 per meter.

To know more about cotton fabric, refer here:

https://brainly.com/question/19903429#

#SPJ11

A person was driving their car on an interstate highway


and a rock was kicked up and cracked their windshield


on the passenger side.


The driver wondered if the rock was equally likely to


strike any where on the windshield, what the probability


was that it would have cracked the windshield in his line


of site on the windshield. Determine this probability,


provided that the windshield is a rectangle with the


dimensions 28 inches by 54 inches and his line of site


through the windshield is a rectangle with the


dimensions 30 inches


by 24 inches.



a) 0. 373


b) 0. 139


c) 0. 423


d) 0. 476

Answers

There is about a 47.62% or 0.476 chance that the rock hit the windshield in the driver's line of sight. Option D.

To determine the probability that the rock hit the driver's line of sight on the windshield, we need to compare the area of the driver's line of sight rectangle to the total area of the windshield rectangle.

The area of the windshield rectangle is:

A1 = 28 in x 54 in = 1512 sq in

The area of the driver's line of sight rectangle is:

A2 = 30 in x 24 in = 720 sq in

Therefore, the probability that the rock hit the driver's line of sight on the windshield is:

[tex]P= \frac{A2}{A1}= \frac{720 \:sq in}{1512 \:sq in }[/tex] = 0.476 or 47.6%

So, there is about a 47.62% chance that the rock hit the windshield in the driver's line of sight.

Learn more about probability:

brainly.com/question/11234923

#SPJ4

which is the range of the relation in the table below?

Answers

The range of the relation is ( 0,2)

What is range of relation?

The set which contains all the second elements, on the other hand, is known as the range of the relation.

For example, the two terms a and b have the following values

a: 1, 2 ,4, 8, 10

b: 1, 4 , 12, 14.

The range of relation between the two values is ( 1 ,4) because the two values are common to both term.

Similarly, looking at the term x and y , we can see that only 0 and 2 are common to both terms.

Therefore the range of relation is (0,2)

learn more about range of relation from

https://brainly.com/question/1910271

#SPJ1

A museum sells stone souvenirs shaped like a cone with a diameter of 4.2 centimeters and a height of 9.5 centimeters. What is the volume of each souvenir? Round to the nearest tenth

PLEASE HURRY

Answers

the volume of each souvenir is  43. 85 cm³

How to determine the volume

The formula for calculating the volume of a cone is represented as;

V = 1/3 πr²h

Given that;

V is the volumer is the radius of the coneh is the height of the cone

Then,

r = diameter/2 = 4.2 /2 = 2.1 centimeters

Substitute the values, we have

Volume = 1/3  × 3.14 × 2.1² × 9.5

find the square, we have;

Volume = 1/3 × 3.14 × 4. 41 × 9.5

Multiply the values

Volume = 131. 5503/3

divide the values

Volume = 43. 85 cm³

Learn about cones at: https://brainly.com/question/6613758

#SPJ1

Please help I need it ASAP, also needs to be rounded to the nearest 10th

Answers

Answer: AB = 16.4

Step-by-step explanation:

You can use tan x = opposite/adjacent

tan 38 = AB/21

21 tan 38 = AB

AB = 16.4

A shipping container is in the shape of a right rectangular prism with a length of 11. 5


feet, a width of 8. 5 feet, and a height of 7 feet. The container is completely filled with


contents that weigh, on average, 0. 32 pound per cubic foot. What is the weight of the


contents in the container, to the nearest pound?

Answers

The weight of the contents in the container is approximately 222 pounds when rounded to the nearest pound.

The weight of the contents in the container can be calculated using the formula:

Weight = Volume x Density

First, we need to find the volume of the container, which is simply the product of its length, width, and height:

Volume = 11.5 x 8.5 x 7 = 696.5 cubic feet

Next, we need to multiply the volume by the density of the contents:

Weight = 696.5 x 0.32 = 222.08 pounds

It's important to note that the weight may vary depending on the actual density of the contents. Additionally, it's also important to consider the weight of the container itself, which would add to the total weight of the shipment.

To know more about weight  click here

brainly.com/question/13040516

#SPJ11

Help with problem in photo

Answers

Check the picture below.

[tex](x)(18)=(x+1)(16)\implies 18x=16x+16\implies 2x=16 \\\\\\ x=\cfrac{16}{2}\implies x=8=RW[/tex]

if two samples a and b had the same mean and standard deviation, but sample a had a larger sample size, which sample would have the wider 95% confidence interval?

Answers

As a result of being more dispersed, sample A has a broader 95% confidence interval.

Given that sample A had a higher standard deviation and that we are aware that when standard deviation rises, the margin of error likewise does, widening the confidence interval as a result.

The average squared departure of each observation from the mean is the standard deviation's square root.  In other words, it tells you how much the data points deviate from the average value.

Standard deviation is often used as a tool in statistical analysis to help determine the reliability of data. For example, if you were measuring the heights of a group of people, a low standard deviation would suggest that the majority of the people are around the same height, while a high standard deviation would suggest that there is a wider range of heights in the group.

To learn more about Standard deviation visit here:

brainly.com/question/13498201

#SPJ4

A circle with center c(2, 4) has radius 13. a) verify that a(14,9) and b(7, 16) are points on this circle. b) if m is the midpoint of ab, show that cm is perpendicular to ab.

Answers

a) To verify that the points A(14, 9) and B(7, 16) are on the circle with center C(2, 4) and radius 13, we can use the distance formula:

Distance between point A and C:

d_AC = sqrt[(x_A - x_C)^2 + (y_A - y_C)^2]

    = sqrt[(14 - 2)^2 + (9 - 4)^2]

    = sqrt[144 + 25]

    = sqrt(169)

    = 13

Since the distance between point A and C is equal to the radius of the circle, point A is on the circle.

Distance between point B and C:

d_BC = sqrt[(x_B - x_C)^2 + (y_B - y_C)^2]

    = sqrt[(7 - 2)^2 + (16 - 4)^2]

    = sqrt[25 + 144]

    = sqrt(169)

    = 13

Since the distance between point B and C is equal to the radius of the circle, point B is also on the circle.

Therefore, points A and B are on the circle with center C(2, 4) and radius 13.

b) The midpoint of line segment AB can be found using the midpoint formula:

M = [(x_A + x_B)/2, (y_A + y_B)/2]

 = [(14 + 7)/2, (9 + 16)/2]

 = [10.5, 12.5]

The slope of line segment AB can be found using the slope formula:

m_AB = (y_B - y_A)/(x_B - x_A)

    = (16 - 9)/(7 - 14)

    = -7/-7

    = 1

The slope of a line perpendicular to AB will be the negative reciprocal of m_AB:

m_CM = -1/m_AB

    = -1/1

    = -1

The equation of the line passing through points C(2, 4) and M(10.5, 12.5) can be found using the point-slope form:

y - y_C = m_CM(x - x_C)

y - 4 = -1(x - 2)

y = -x + 6

The slope of line CM is -1, which is the negative reciprocal of the slope of line AB. Therefore, line CM is perpendicular to line AB.

Hence, we have shown that line segment CM is perpendicular to line segment AB.

To know more about radius refer here

https://brainly.com/question/22269716#

#SPJ11

For each of the following functions find f(- x) and - f * (x) , then determine whether it is even, odd or neither. Justify your answer. F(x)= x^3-7/x

Answers

The function is neither even nor odd.

To find f(-x), we substitute -x for x in the function f(x):

f(-x) = (-x)^3 - 7/(-x) = -x^3 - 7/x

To find -f(x), we multiply the function f(x) by -1:

-f(x) = -1 * (x^3 - 7/x) = -x^3 + 7/x

To determine if the function is even, odd or neither, we compare f(-x) and -f(x).

If f(-x) = f(x), the function is even.

If f(-x) = -f(x), the function is odd.

If neither of these is true, the function is neither even nor odd.

Comparing f(-x) and -f(x), we have:

f(-x) = -x^3 - 7/x

-f(x) = -x^3 + 7/x

Since f(-x) and -f(x) are not equal, and f(-x) is not the negative of -f(x), the function is neither even nor odd.

To know more about function refer here:

https://brainly.com/question/12431044

#SPJ11

1. Paula has x cups of food in a container to feed her dogs. She pours 1. 5 cups of food into their bowls. There is now 5. 25 cups left in the container. Which equation would be used to solve this problem?



a. 1. 5 - x = 5. 25


b. 5. 25 - x = 1. 25


c. X - 1. 5= 5. 25


d. X + 1. 5= 5. 25




2. A box of donuts cost $9. You want to send donuts to the local nursing home. Set up an equation to find how many boxes you can send if you have $72.



a. 72 = 9 + b


b. 72 = 9 - b


c. 72 = 9b


d. 72 = 9/b




3. Jordan is purchasing a board to build a bookcase. He wants to divide the board into 1. 75 foot sections and he needs 6 sections. Which equation can be used to solve this problem?



a. B/1. 75 = 6


b. 1. 75b = 6


c. B - 1. 75 = 6


d. B + 1. 75 = 6

Answers

The correct option for each individual question is c. X - 1. 5= 5. 25, c. 72 = 9b and B/1.75 = 6.

1. Total food = poured food + remaining food

Keep the values in formula

x = 1.5 + 5.25

Rearranging the equation

x - 1.5 = 5.25

Thus, correct option is c. X - 1. 5= 5. 25

2. Cost of one box × number of boxes = total cost

9 × number of boxes = 72

Let us represent the number of boxes as b. So,

9b = 72

Hence, correct option is c. 72 = 9b.

3. Length of each section × number of sections = total length of bookcase sections

Let us represent total length of bookcase sections as B

1.75 × 6 = B

Rearranging the equation

B/1.75 = 6

So, the correct option is a. B/1. 75 = 6.

Thus, correct option are c. X - 1. 5= 5. 25, c. 72 = 9b and B/1.75 = 6.

Learn more about equations -

https://brainly.com/question/2972832

#SPJ4

Question 10 9 pts Let f(c) = x3 +62? 15x + 3. (a) Compute the first derivative of f f'(x) = (c) On what interval is f increasing? interval of increasing = (d) On what interval is f decreasing? interval of decreasing = **Show work, in detail, on the scrap paper to receive full credit. (b) Compute the second derivative of / L'(x) = (e) On what interval is concave downward? interval of downward concavity = () On what interval is concave upward? interval of upward concavity = **Show work, in detail, on the scrap paper to receive full credit.

Answers

(a) The first derivative of f is f'(x) = 3x² - 15.

(b) The second derivative of f is f''(x) = 6x.

(c) f is increasing on the interval (-∞, √5) and decreasing on the interval (√5, ∞).

(d) f is decreasing on the interval (-∞, √5) and increasing on the interval (√5, ∞).

(e) f is concave downward on the interval (-∞, 0) and concave upward on the interval (0, ∞).

(a) To find the first derivative of f, we differentiate each term of the function with respect to x using the power rule. Thus, f'(x) = 3x² - 15.

(b) To find the second derivative of f, we differentiate f'(x) with respect to x. Thus, f''(x) = 6x.

(c) To determine the intervals where f is increasing, we set f'(x) > 0 and solve for x. Thus, 3x² - 15 > 0, which simplifies to x² > 5. Therefore, x is in the interval (-∞, √5) or (√5, ∞). To determine which interval makes f increasing, we can test a point within each interval.

For example, when x = 0, f'(0) = -15, which is negative, so f is decreasing on (-∞, √5). When x = 10, f'(10) = 285, which is positive, so f is increasing on (√5, ∞). Thus, f is increasing on the interval (√5, ∞) and decreasing on the interval (-∞, √5).

(d) To determine the intervals where f is decreasing, we set f'(x) < 0 and solve for x. Thus, 3x² - 15 < 0, which simplifies to x² < 5. Therefore, x is in the interval (-∞, √5) or (√5, ∞). Again, we can test a point within each interval to determine which one makes f decreasing.

For example, when x = 0, f'(0) = -15, which is negative, so f is decreasing on (-∞, √5). When x = 10, f'(10) = 285, which is positive, so f is increasing on (√5, ∞). Thus, f is decreasing on the interval (-∞, √5) and increasing on the interval (√5, ∞).

(e) To determine the intervals of concavity, we examine the sign of the second derivative of f. If f''(x) > 0, then f is concave upward, and if f''(x) < 0, then f is concave downward. If f''(x) = 0, then the concavity changes. Thus, we set f''(x) > 0 and f''(x) < 0 and solve for x. We get f''(x) > 0 when x > 0 and f''(x) < 0 when x < 0.

Therefore, f is concave upward on (0, ∞) and concave downward on (-∞, 0).

For more questions like Derivative click the link below:

https://brainly.com/question/25324584

#SPJ11

If you spin a spinner 75 times, how many multiples of 2?

Answers

If you spin a spinner 75 times, the number of multiples of 2 could be either 7 or 38.

Assuming the spinner has an equal chance of landing on any number from 1 to 6, we can find the probability of landing on a multiple of 2 (2, 4, or 6) by dividing the number of multiples of 2 by the total number of possible outcomes:

Number of multiples of 2 = 3
Total number of possible outcomes = 6

So the probability of landing on a multiple of 2 is:

P(multiple of 2) = 3/6 = 1/2

This means that out of 75 spins, we can expect to land on a multiple of 2 about half the time. To find the exact number, we multiply the probability by the number of spins:

Number of multiples of 2 = P(multiple of 2) x Number of spins
Number of multiples of 2 = (1/2) x 75 = 37.5

Since we can't have a fraction of a spin, we need to round to the nearest whole number. In this case, we can round up or down depending on how we interpret the question. I

f we want to know how many times we can expect to land on a multiple of 2 on average, we should round down to 37.

If we want to know the closest integer to the expected value, we should round up to 38.

So depending on the context of the question, the answer could be either 37 or 38.

To know more about number of multiples refer here:

https://brainly.com/question/10520264

#SPJ11

The figure shows the graphs of the functions y=f(x) and y=g(x). If g(x)=kf(x), what is the value of k? Enter your answer in the box given.

Answers

The value of k is -2

Let a line passes through the point [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex]. Thus the equation of line can be given as,

[tex](y -y_1)=\frac{y_2-y_1}{x_2-x_1}(x-x_1)[/tex]......Eq.(1)

We have the information from the graph:

The graph of f(x) and g(x) are given in the problem.

The equation given is,

g(x) = k × f(x)

We have to find the value of k and also find the equation of f(x) and g(x).

The line y = f(x) lies on the points, (2,1) and (0,-3). Thus the equation of this line is,

Plug all the values in eq.(1)

[tex](y -(-3))=\frac{-3-1}{0-2}(x-0)[/tex]

[tex]y+3=\frac{-4}{-2}x[/tex]

y + 3 = 2x

y = 2x -3

So, it can be written as:

f(x) = 2x -3

The line y = f(x) lies on the points, (0,6) and (2,-2). Thus the equation of this line is,

[tex](y -6)=\frac{-2-6}{2-0}(x-0)[/tex]

[tex](y-6)=\frac{-8}{2}x[/tex]

(y- 6) = -4x

y = -4x + 6

It can be written as:

g(x) = -4x + 6

The equation given in the problem is:

g(x) = k × f(x)

Put all the values in above given equation:

-4x + 6 = k(2x - 3)

-2(2x - 3) = k × (2x - 3)

Compare the value of k :

k = -2

Hence, The value of k = -2

Learn more about Equation of line at:

https://brainly.com/question/21511618

#SPJ1

For complete question, to see the attachment:

Find the value of y

Answers

Step-by-step explanation:

x is the radius.....y is the diameter ...which is two times  'x'

find 'x' via the Pythagorean theorem

x^2 = 3.6^2 + 4^2

x = 5.38

y = 2x = 10.76  units

Determine the equation of the circle graphed below.

Answers

Answer:

(x-4)^2+(y-1)^2=9

Step-by-step explanation:

diameter = 6

radius = diameter/2 = 3

center (h,k) = (4,1)

standard equation of a circle (x-h)^2 + (y-k)^2=r^2

(x-4)^2+(y-1)^2=9

Other Questions
I do not understand this question, can some one help and get me an answer so i can understand and get it. Thank you I NEED INEQUALITY!!! WILL MARK BRAINLY + 50 POINTS IF GIVEN VALID ANSWER !!!!!!Your ice-cream cart can hold 550 frozen treats. Your friend Anna also has an ice-cream cart and sold frozen treats last summer. She has agreed to help you decide which frozen treats to sell.Table 1 displays the cost to you, the selling price, and the profit of some frozen treats.Choco bar cost you $0.75 ea, selling price $2.00, profit for each sale $1.25 Ice cream sandwich cost you $0.85 each, selling price $2.25, profit $1.40 Frozen fruit bar cost you $0.50 each, selling price $1.80, profit $1.30Your budget is to spend no more than $450 on frozen treats.Enter an INEQUALITY to represent the number of chocolate fudge bars, C, the number of ice-cream sandwiches, I, and the number of frozen fruit bars, F, that will cost you no more than $450. Describe the regional differences between the North and the South (Economics, population, industries, etc) A national organization sets out to investigate the change in prevalence of HIV since the last census in 2010. A total of 4,706 participants were interviewed and a total of 468 responses were confirmed to be HIV positive. Assume that the data from the census indicated that the prevalence of HIV in the particular population was 7. 5%. A) Write out the null and alternative hypotheses for a formal test of significance. B) Interpret your results at 95% confidence Frank solved the equation using the following steps. Is he correct? Explain. 1/5 t + 2 = 17 1/5 t + 2 - 2 = 17 1/5 y = 17. t = 85 3. Suppose a simple random sample of 150 college students is drawn. Among sampled students, the average IQ score is 115 with a standard deviation of 10. What is the 95% confidence interval for the ents^ prime IQ score? A constant-pressure R-134a vapor separation unit separates the liquid and vapor portions of a saturated mixture into two separate outlet streams. Determine the flow power needed to pass 5. 8 L/s of R-134a at 320 kPa and 55 percent quality through this unit. What is the mass flow rate, in kg/s, of the two outlet streams 4. why was there such a large number of undocumented or "not specified" immigrantsentering the united states from 1841-1860? Find the area of the composite figure to the nearest hundredth. 55 mm32. 5 mm12. 5 mm12. 5 mm You work for rev, incorporated, and have misplaced your phone. according to the frequently asked questions presented, rev can use rdm to: What causes the "rumbling" of thunder?Lightning strikes in waves, creating multiple rounds of thunder.The sound waves behave differently within air that is high in humidity.The sound waves bounce off trees, buildings, and other objects after the lightning is struck.Thunder bounces off the bottom of the thunderstorm cloud. 1.) The average student takes 5 classes a semester. The table represents the probability distribution of the number of classes an average student passes in a given semester.x P(X=x)0 0.0011 0.09823 0.1754 0.4195 0.195a. Find the missing probabilityb. Find the expected number of classes passed.c. Is it unusual for an average student to pass at most 2 class in a given semester? In a restaurant 1/5 of the customers are vegetarian and 3/4 eat meat. The remainder of the customers are dairy intolerant. What fraction of the customers are dairy intolerant? Give your answer as a fraction in its lowest terms Dr. Gonzelez's psychiatric patient reports that several times in the last month he has experienced sweating, trembling, and feeling dizzy. He has had to leave his classes to recover in the restroom. The patient is likely experiencing A game has a spinner with 15 equal sectors labeled 1 through 15. what is p(multiple of 3 or multiple of 7)? 215 13 25 715 1. During a summer storm, a bolt of lightning is seen. A short time later, thunder is heard. If the lightning struck 3. 50 km away, what was the time period between the lightning and thunder? The speed of sound in air is 331. 0 m/s at 0. 00 C but the temperature is actually a warm 30. 0 C. Show your work!2. The following measurements were made using a Kundts tube generator as was done in our virtual lab. Distance from node (crest) to node (trough) = 56. 5 cm at a frequency of 894Hz. What was the velocity of sound in the tube? Knowing that the standard velocity of Helium is 1007 m/s, Air is 340 m/s and Carbon dioxide is 267 m/s, which gas was in the tube? (Assume all were at the same temperature) Hello could you please give me a key question and an outline on this passage please? (the turn of the screw)I scarce know how to put my story into words that shall be a credible picture of my state of mind; but I was in these days literally able to find a joy in the extraordinary flight of heroism the occasion demanded of me. I now saw that I had been asked for a service admirable and difficult; and there would be a greatness in letting it be seenoh, in the right quarter!that I could succeed where many another girl might have failed. It was an immense help to meI confess I rather applaud myself as I look back!that I saw my service so strongly and so simply. I was there to protect and defend the little creatures in the world the most bereaved and the most lovable, the appeal of whose helplessness had suddenly become only too explicit, a deep, constant ache of ones own committed heart. We were cut off, really, together; we were united in our danger. They had nothing but me, and Iwell, I had them. It was in short a magnificent chance. This chance presented itself to me in an image richly material. I was a screenI was to stand before them. The more I saw, the less they would. I began to watch them in a stifled suspense, a disguised excitement that might well, had it continued too long, have turned to something like madness. What saved me, as I now see, was that it turned to something else altogether. It didnt last as suspenseit was superseded by horrible proofs. Proofs, I say, yesfrom the moment I really took hold.This moment dated from an afternoon hour that I happened to spend in the grounds with the younger of my pupils alone. We had left Miles indoors, on the red cushion of a deep window seat; he had wished to finish a book, and I had been glad to encourage a purpose so laudable in a young man whose only defect was an occasional excess of the restless. His sister, on the contrary, had been alert to come out, and I strolled with her half an hour, seeking the shade, for the sun was still high and the day exceptionally warm. I was aware afresh, with her, as we went, of how, like her brother, she contrivedit was the charming thing in both childrento let me alone without appearing to drop me and to accompany me without appearing to surround. They were never importunate and yet never listless. My attention to them all really went to seeing them amuse themselves immensely without me: this was a spectacle they seemed actively to prepare and that engaged me as an active admirer.Thank you! Dna profiling is now made possible because of the work of 1. solve this!!! pls help 6. A library owner wants to purchase books for the library. He wants to purchase a maximum of 27 bookbetween short stories and novels. The cost of each short-story book is $6 and the cost of each novel is$10.If he cannot spend more than $90 on books, which system of inequalities below can be used todetermine the number of short-story books, s, and the number of novels, n, he can purchase?