The unit vector in the direction of maximum increase of f(x,y,z) at P is:
v = (∇f(-1,-1,-1)) / ||∇f(-1,-1,-1)|| = (2/2√3, 2/2√3, 2/2√3) = (√3/3, √3/3, √3/3)
a. The gradient of f(x,y,z) is given by the vector ∇f(x,y,z) = (∂f/∂x, ∂f/∂y, ∂f/∂z). Using the partial derivative rules, we have:
∂f/∂x = 2yz
∂f/∂y = 2xz
∂f/∂z = 2xy
Therefore, the gradient of f(x,y,z) is:
∇f(x,y,z) = (2yz, 2xz, 2xy)
Evaluating this at P(-1,-1,-1), we get:
∇f(-1,-1,-1) = (2(-1)(-1), 2(-1)(-1), 2(-1)(-1)) = (2,2,2)
b. The unit vector in the direction of maximum increase of f(x,y,z) at P is given by the unit vector in the direction of ∇f(-1,-1,-1). Since ∇f(-1,-1,-1) = (2,2,2), the unit vector in the direction of ∇f(-1,-1,-1) is:
v = (∇f(-1,-1,-1)) / ||∇f(-1,-1,-1)||
where ||∇f(-1,-1,-1)|| is the magnitude of the gradient vector, which is:
||∇f(-1,-1,-1)|| = sqrt((2)^2 + (2)^2 + (2)^2) = 2√3
Therefore, the unit vector in the direction of maximum increase of f(x,y,z) at P is:
v = (∇f(-1,-1,-1)) / ||∇f(-1,-1,-1)|| = (2/2√3, 2/2√3, 2/2√3) = (√3/3, √3/3, √3/3)
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The average price of a two-bedroom apartment in the uptown area of a prominent American city during the real estate boom from 1994 to 2004 can be approximated by p(t) = 0.17e⁰.¹⁰ᵗ million dollars (0 ≤ t ≤ 10) where t is time in years (t = 0 represents 1994). What was the average price of a two-bedroom apartment in this uptown area in 2002, and how fast was it increasing? (Round your answers to two significant digits.) p(8) = $ million p' (8) = $ million per yr
In 2002, the average price of a two-bedroom apartment in the uptown area was approximately $0.316 million, and it was increasing at a rate of about $0.0328 million per year.
To find the average price of a two-bedroom apartment in 2002 (t=8), you need to evaluate the given function p(t) = 0.17e^(0.10t) at t=8:
p(8) = 0.17e^(0.10 * 8)
p(8) = 0.17e^0.8 ≈ 0.316 million dollars
To find the rate at which the price was increasing in 2002, you need to find the derivative of the function p(t) with respect to t, and then evaluate it at t=8:
p'(t) = d/dt (0.17e^(0.10t))
p'(t) = 0.17 * 0.10 * e^(0.10t)
Now, evaluate p'(t) at t=8:
p'(8) = 0.17 * 0.10 * e^(0.10 * 8)
p'(8) ≈ 0.0328 million dollars per year
So, in 2002, the average price of a two-bedroom apartment in the uptown area was approximately $0.316 million, and it was increasing at a rate of about $0.0328 million per year.
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The table shows the number of runs earned by two baseball players.
Player A Player B
2, 1, 3, 8, 2, 3, 4, 3, 2 2, 3, 1, 4, 2, 2, 1, 4, 6
Find the best measure of variability for the data and determine which player was more consistent.
Player A is the most consistent, with an IQR of 1.5.
Player B is the most consistent, with an IQR of 2.5.
Player A is the most consistent, with a range of 7.
Player B is the most consistent, with a range of 5.
Answer:
To determine the best measure of variability for the data, we need to consider the type of data we are dealing with. In this case, the data is numerical and discrete, so the best measure of variability would be the range or the interquartile range (IQR).
The range is the difference between the maximum and minimum values in a dataset, while the IQR is the range of the middle 50% of the data. The IQR is less sensitive to outliers than the range, so it is often a better measure of variability.
To calculate the range and IQR for each player, we first need to order the data:
Player A: 1, 2, 2, 2, 3, 3, 3, 4, 8
Player B: 1, 1, 2, 2, 2, 3, 4, 4, 6
Player A has a range of 8 - 1 = 7, and an IQR of Q3 - Q1 = 4 - 2.5 = 1.5.
Player B has a range of 6 - 1 = 5, and an IQR of Q3 - Q1 = 4 - 1.5 = 2.5.
Therefore, Player B has a higher range and a higher IQR, indicating more variability in their performance. Player A has a lower range and a lower IQR, indicating greater consistency in their performance. Therefore, the answer is: Player A is the most consistent.
Tara tosses two coins. What is the conditional probability that she tosses two heads, given she has tossed one head already?
The conditional probability that she tosses two heads, given she has tossed one head already is: 1/3
How to solve conditional probability?Conditional probability is defined as the likelihood of an event or outcome occurring, based on the occurrence of a previous event or outcome. Conditional probability is calculated by multiplying the probability of the preceding event by the updated probability of the succeeding, or conditional, event.
We are given that she has two coins.
She has tossed one head already
Let A be the event that two heads result and B the event that there is at least one head.
If S denote the sample space, then S={(H,H),(H,T)(T,H)(T,T)}
A={(H,H)}
B={(H,H),(H,T)(T,H)}
So, A∩B = {H,H}
P(B)= 3/4
P(A∩B)= 1/4
Hence P(A∣B) = P(A∩B)/P(B)
P(A∣B) = (1/4)/(3/4)
= 1/3
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Morgan bought a sofa for $216. 0. the finance charge was $25 and she paid for it over 15 months.
use the formula approrimate apr =
(finance charge: #months)(12)
amount financed
to calculate her approximate apr
round the answer to the nearest tenth.
The approximate APR for Morgan's sofa purchase is 1.7%.
To calculate the approximate APR (Annual Percentage Rate) for Morgan's sofa purchase, we can use the formula:
APR ≈ (finance charge / # of months) x 12 / amount financed
Here, the finance charge is $25, the number of months is 15, and the amount financed is the total cost of the sofa minus the finance charge, which is:
financed= $216.00 - $25.00 = $191.00
on substitution:
APR ≈ (25 / 15) x 12 / 191
APR ≈ 0.2778 x 0.06283
APR ≈ 0.01743
Rounding the answer to the nearest tenth, we get:
APR ≈ 1.7%
Therefore, the approximate APR for Morgan's sofa purchase is 1.7%.
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The probability of an event is given. Find the odds in favor of the event.
0. 5
The odds in favor of the event are 1.
The probability of an event is the ratio between the total number of favorable outcomes and the total number of outcomes.
The odds in favor of an event are the ratio of the total number of favorable outcomes and the total number of unfavorable outcomes. If the probability of the event is given, we can find the odds in favor by using the formula of odds in favor:
odds in favor = probability of event/probability of not event
In this case question, the probability of an event is given as 0.5 which means that the total number of favorable outcomes is 50 out of 100
So the probability of not having an event is also 0.5 (the other half of the part.)
So, odds in favor = 0.5/0.5 = 1
The probability of the happening of an event is the same as the probability of not happening of an event. This means that the odds in favor of the event are 1 to 1, or simply 1.
Therefore, the odds in favor of the event are 1.
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the length of a retangle is 5 more than twoce its width its perimter is 88 feet find the dimensions use p=2l+2w
If length of rectangle is 5 more than twice it's width and having perimeter as 88 feet, then the dimensions of the rectangle are, length is 31 feet, width is 13 feet.
Let width of the rectangle be represented as = "w" feet.
It is given that, the length of rectangle is 5 more than twice it's width,
So, Length can be represented as "2w + 5" in feet;
We use formula for perimeter of rectangle, which is "P = 2Length + 2Width", where P = perimeter, L = length, and W = width.
In this case, we know that the perimeter is 88 feet, so we substitute the values,
We get,
⇒ 88 = 2(2w + 5) + 2w;
⇒ 88 = 4w + 10 + 2w,
⇒ 88 = 6w + 10,
⇒ 78 = 6w,
⇒ w = 13,
So the width is 13 feet. We use this value of width to find length of the rectangle:
⇒ L = 2w + 5,
⇒ L = 2(13) + 5,
⇒ L = 31
Therefore, the dimensions of the rectangle are 31 feet by 13 feet.
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If x -1/x=3 find x cube -1/xcube
Answer:
Sure. Here are the steps on how to solve for x^3 - 1/x^3:
1. **Cube both sides of the equation x - 1/x = 3.** This will give us the equation x^3 - 3x + 1/x^3 = 27.
2. **Subtract 1 from both sides of the equation.** This will give us the equation x^3 - 1/x^3 = 26.
3. **The answer is 26.**
Here is the solution in detail:
1. **Cube both sides of the equation x - 1/x = 3.**
```
(x - 1/x)^3 = 3^3
```
```
x^3 - 3x + 1/x^3 = 27
```
2. **Subtract 1 from both sides of the equation.**
```
x^3 - 1/x^3 - 1 = 27 - 1
```
```
x^3 - 1/x^3 = 26
```
3. The answer is 26.
HELPPPPPPPPPp WILL GIVE BRAINLEISTTT!!!
Answer:
100
Step-by-step explanation:
i think this is right
In ΔSTU, t = 3. 4 cm, u = 6. 9 cm and ∠S=21°. Find the area of ΔSTU, to the nearest 10th of a square centimeter.
4.20 cm² is the area of the triangle STU to the nearest 10th of a square centimeter.
Given, t = 3.4 cm, u = 6.9 cm and ∠S = 21°
We know that the formula for the area of the triangle = 1/2 * t*u *sin(S)
Substituting the values
Area = 1/2 × 3.4 × 6.9 × sin(21°)
Area = 11.73 × sin(21°)
Area = 11.73 × 0.3583
Area = 4.2016
Rounding to the nearest 10th of a square centimeter .
Area = 4.20 cm²
Hence, 4.20 cm² is the area of the triangle STU to the nearest 10th of a square centimeter.
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The city is 30 miles long and two-thirds as wide, and 555,000 citizens currently live there. The mayor calculates that the minimum number of people who would have to move outside the city for adequate services to be maintained is 75,000. Enter the maximum population density , in citizens per square mile , that is assumed in the mayor's calculation
The maximum population density evaluated is 1200 citizens per square mile, under the condition that the city is 30 miles long and two-thirds as wide, and 555,000 citizens currently live there.
Now to evaluate the maximum population density that is considered in the mayor's calculation is
Let us first calculate the area of the city which is (2/3) × (30 miles)
= 20 miles.
So, now we can calculate the current population density which is
555,000 / (20 × 20)
= 1387.5 citizens per square mile.
Hence the mayor evaluates that at least 75,000 people must transfer out of the city for adequate services to be exercised, we can find the new population as
555,000 - 75,000
= 480,000 citizens.
Therefore, the new population density would be 480,000 / (20 × 20)
= 1200 citizens per square mile
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Emmanuel weighs 150 pounds and he has normal liver function. It will take him approximately ________ hours to metabolize one standard drink
Emmanuel weighs 150 pounds and he has normal liver function. It will take him approximately 1 hour to metabolize one standard drink. Metabolism of alcohol is primarily done in the liver where it is broken down into acetaldehyde, which is then further broken down into water and carbon dioxide.
The liver can only metabolize a certain amount of alcohol per hour, which is why it takes time for the body to process and eliminate alcohol. However, other factors such as age, gender, body composition, and food consumption can also affect how quickly alcohol is metabolized.
It is important to drink responsibly and be aware of how alcohol can affect your body.
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If f(x) and f^1(x)
are inverse functions of each other and f(x) - 2x+5, what is f^-1(8)?
-1
3/2
41/8
23
Answer:
3/2
Step-by-step explanation:
f(x) = 2x+5
f-¹(x) = ?
to find f-¹(x)
let f(x) be y
y = 2x+5
then we'll make x the subject of formula
y-5 = 2x
x = y-5/2
change y to x and x to y
f-¹(x) = x-5/2
f-¹(8) = 8-5/2 = 3/2
Find the equation for the plane through the points Po(-3,- 2,4), Qo(-5, - 1,2), and Ro(1,1,5). C. Using a coefficient of 7 for x, the equation of the plane is (Type an equation.)
The equation for the plane through the points Po(-3,-2,4), Qo(-5,-1,2), and Ro(1,1,5) is:
3x - 3y + 2z - 11 = 0
Using a coefficient of 7 for x, the equation of the plane is:
21x - 3y + 2z - 11 = 0
To find the equation of the plane, we can use the cross product of the vectors formed by the points Qo-Po and Ro-Po.
Let's call the vector formed by Qo-Po "u" and the vector formed by Ro-Po "v". Then, we can find the normal vector to the plane by taking the cross product of "u" and "v":
u = Qo - Po = (-5+3, -1+2, 2-4) = (-2,1,-2)
v = Ro - Po = (1+3, 1+2, 5-4) = (4,3,1)
n = u x v = (1(2) - (-2)(3), (-2)(4) - 1(1), (-2)(3) - 1(4)) = (8,-7,-10)
Now that we have the normal vector to the plane, we can find the equation of the plane by using the point-normal form of the equation of a plane:
n · (P - Po) = 0
where "·" denotes the dot product, P is any point on the plane, and Po is one of the given points on the plane.
Let's use the point Po(-3,-2,4) to find the equation of the plane:
n · (P - Po) = 0
(8,-7,-10) · (x+3, y+2, z-4) = 0
8(x+3) - 7(y+2) - 10(z-4) = 0
8x - 7y - 10z + 11 = 0
So the equation of the plane through the points Po, Qo, and Ro is:
3x - 3y + 2z - 11 = 0
To use a coefficient of 7 for x, we can simply multiply both sides of the equation by 7:
21x - 21y + 14z - 77 = 0
Simplifying, we get:
21x - 3y + 2z - 11 = 0
Therefore, the equation of the plane with a coefficient of 7 for x is 21x - 3y + 2z - 11 = 0.
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(Dilations MC)
Triangle ABC with vertices at A(-3, -3), B(3, 3), C(0, 3) is dilated to create triangle A'B'C' with vertices at A(-6, -6), B(6, 6), C(0, 6). Determine the scale factor used.
02
1|2
03
-in
The scale factor used is 2.
What is triangle?It is one of the simplest polygon shapes and is commonly used in mathematics and geometry. The sum of the internal angles of a triangle is always 180 degrees.
Define vertices of triangle?The vertices of a triangle are the three points in a two-dimensional (2D) or three-dimensional (3D) space that define the corners or corners of the triangle. In a 2D plane, the vertices are typically denoted as A, B, and C, and in a 3D space, they can be represented as (x1, y1, z1), (x2, y2, z2), and (x3, y3, z3) where (x, y, z) are the coordinates of each vertex along the x, y, and z axes respectively. The vertices of a triangle are connected by three line segments, known as edges, to form the sides of the triangle. The combination of the three vertices and the edges connecting them determines the shape and size of the triangle.
To find the scale factor used to dilate triangle ABC to A'B'C', we can compare the corresponding side lengths of the two triangles.
The distance between A(-3, -3) and B(3, 3) is √((3-(-3))^2 + (3-(-3))^2) = 6√2.
The distance between A'(-6, -6) and B'(6, 6) is √((6-(-6))^2 + (6-(-6))^2) = 12√2.
So the scale factor used to dilate triangle ABC to A'B'C' is:
scale factor = length of corresponding side in A'B'C' / length of corresponding side in ABC
= (12√2) / (6√2)
= 2
Therefore, the scale factor used is 2.
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You have a machine which can paint 20 bikes per hour. you purchase two additional, identical machines. how many bikes can you now paint per hour
The total number of bikes that can be painted in an hour would be 60 bikes.
With three identical machines,
the number of bikes machine can paint per hour = 20,
the number of machines bought again = 2,
so the total number of machines will be = 3,
when there are two same machines the productivity will be = 20 * 3 = 60 bikes.
This is because each machine works independently and can paint bikes simultaneously.
By adding two additional machines to the existing one,
the productivity of the painting process can be significantly increased. The new machines will not only increase the overall capacity but also reduce the turnaround time required for painting a large number of bikes.
By investing in additional machines,
the business can increase its output and generate more revenue,
which can be used to expand the operations further.
It's important to note that the investment in additional machines needs to be justified by the demand for painted bikes and the expected return on investment.
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Let x, y, and z represent three rational numbers, such that y is 512 times x and z is 50. 25 more than x. If y=15. 5, what is the value of z?
If x, y, and z represent three rational numbers, such that y is 512 times x and z is 50. 25 more than x and y = 15.5 , then value of z = 50.280.
Let x, y, and z represent three rational numbers, such that y is 512 times x and z is 50.25 more than x. If y = 15.5, the value of z can be found as follows:
Find the value of x.
Since y is 512 times x, we have the equation:
y = 512x
Substitute y with 15.5:
15.5 = 512x
Now, divide both sides by 512 to find x:
x = 15.5 / 512
x ≈ 0.0302734375
Find the value of z.
Since z is 50.25 more than x, we have the equation:
z = x + 50.25
Substitute x with the value we found (x = 0.0302734375):
z ≈ 0.0302734375 + 50.25
z ≈ 50.2802734375
So, the value of z is approximately 50.2802734375.
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find cif a = 2.74 mi, b = 3.18 mi and ZC = 41.9°. Enter c rounded to 2 decimal places. C= mi Assume LA is opposite side a, ZB is opposite side b, and ZC is opposite side c.
Cif a = 2.74 mi, b = 3.18 mi and ZC = 41.9° and c^2 = a^2 + b^2 - 2ab*cos(C)where C is the angle opposite to side c, c comes to be ≈ 4.26 mi.
The Law of Cosines is a numerical formula that relates the side lengths and points of any triangle. It expresses that the square of any side of a triangle is equivalent to the number of squares of the other different sides short two times the result of those sides and the cosine of the point between them. To get side c, we can use the law of cosines, which states that c² = a² + b² - 2ab cos(C).
Plugging in the given values, we get:
c² = (2.74)² + (3.18)² - 2(2.74)(3.18)cos(41.9°)
c² ≈ 18.126
Taking the square root of both sides, we get:
c ≈ 4.26 mi
Rounding to 2 decimal places, c ≈ 4.26 mi.
Therefore, the answer is: c ≈ 4.26 mi.
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Can someone please answer numbers 12, 13, 14, and 15?
(1 point) Evaluate the integral by reversing the order of integration. 7 STE dedy
the integral by reversing the order of integration. the result will be F(β) - F(α), which is the integral evaluated after reversing the order of integration.
First, let's rewrite your integral more clearly:
∫∫ R 7x dy dx, where R is the region of integration.
To reverse the order of integration, we first need to determine the limits of integration for R in terms of x and y. Let's assume the current limits are a to b for x and c(y) to d(y) for y.
Now, we need to express these limits in terms of y and x. Let's denote the new limits as α to β for y and γ(x) to δ(x) for x.
After finding the new limits, we can rewrite the integral as:
∫∫ R 7x dx dy
Now, evaluate the integral by integrating first with respect to x and then with respect to y:
1. Integrate 7x with respect to x: (7/2)x^2 + C₁(x)
2. Apply the limits of integration for x: [(7/2)δ(x)^2 + C₁(δ(x))] - [(7/2)γ(x)^2 + C₁(γ(x))]
3. Integrate the result with respect to y: ∫[α, β] [(7/2)(δ(y)^2 - γ(y)^2)] dy
4. Apply the limits of integration for y: F(β) - F(α)
The final result will be F(β) - F(α), which is the integral evaluated after reversing the order of integration.
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Convert the number 35/4 into decimal form rounded to the nearest hundred.
Answer: 8.75
Step-by-step explanation:
We know that 4 goes into 35 eight times.
35 - (4 * 8) = 3
Next, we know that 3/4 is equal to 0.75 by dividing.
This leaves us with 8.75. Eight wholes and a part of 0.75.
x= 3y-5 make y the subject
Answer:
y = (x + 5)/3
Step-by-step explanation:
To make y the subject, you need to isolate y on one side of the equation.
x = 3y - 5
Add 5 to both sides:
x + 5 = 3y
Divide both sides by 3:
y = (x + 5)/3
Therefore, y is the subject of the formula when it is expressed as:
y = (x + 5)/3
for each rectangle find the radio of the longer side to shorter side
[tex]\cfrac{\stackrel{\textit{longer side}}{12}}{\underset{\textit{shorter side}}{3\sqrt{3}}}\implies \cfrac{4}{\sqrt{3}}\implies \cfrac{4}{\sqrt{3}}\cdot \cfrac{\sqrt{3}}{\sqrt{3}}\implies \cfrac{4\sqrt{3}}{3}[/tex]
The diagram below shows a quadratic curve. Determine the equation of the curve, giving your answer in the form ax²+bx+c y = = 03 where a, b and care integers. y i 32 (2.0) (8.0)
Answer:
Step-by-step explanation:
Without a diagram, I cannot determine the equation of the curve. However, I can provide you with the general steps to find the equation of a quadratic curve given three points on the curve.
Let the three points be (x1, y1), (x2, y2), and (x3, y3). Then the equation of the quadratic curve in the form ax²+bx+c can be found using the following system of equations:
y1 = a(x1)² + b(x1) + c
y2 = a(x2)² + b(x2) + c
y3 = a(x3)² + b(x3) + c
Solving this system of equations simultaneously will give us the values of a, b, and c, which we can use to write the equation of the quadratic curve.
However, since you have only provided three y-values (32, 2.0, and 8.0), without their corresponding x-values or the diagram, it is not possible to determine the equation of the curve.
. Select two choices that are true about the function f(x)
A There is an asymptote at x = 0.
☐ B There is a zero at 23.
OC
There is a zero at 0.
D
There is an asymptote at y = 23.
23x+14
x
Answer:
A. There is an asymptote at x = 0.
D. There is an asymptote at y = 23.
In the diagram shown, segments AE and CF are both perpendicular to DB. DE=FB, AE=CF. Prove that ABCD is a parallelogram.
Given:- ABCD is a parallelogram, and AE and CF bisect ∠A and ∠C respectively. To prove:- AE∥CF Proof:- Since in a parallelogram, opposite angles are equal.
What is a Parallelogram?A parallelogram is a geometric shape that has four sides and four angles. It is a type of quadrilateral, which means it has four sides, and its opposite sides are parallel to each other.
The opposite sides of a parallelogram are also equal in length. The opposite angles of a parallelogram are also equal in measure.
The shape of a parallelogram looks similar to a rectangle, but it differs from a rectangle in that its angles are not necessarily right angles. A square is a special case of a parallelogram in which all four sides are equal in length and all four angles are right angles
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The spies of Syracuse report that enemies are marching towards the city. Archimedes needs to build death rays and claws to defend the city with. He'll need at least 10 machines but the city only gave him 3000 lbs of gold to build the machines with. A claw costs 200 lbs of gold to build while a death ray is worth 350 lbs of gold. Write a system of inequalities to find a possible number of claws and death rays that Archimedes can build. â
Possible number of death rays (D) and claws (C) that Archimedes can build are given by the following system of inequalities: 350D + 200C ≤ 3000. D, C ≥ 0
The first inequality represents the fact that the total amount of gold used to build the machines cannot exceed the 3000 lbs of gold given by the city. The second inequality ensures that the number of death rays and claws cannot be negative.
To explain this system, let us assume that Archimedes builds x death rays and y claws. The amount of gold required to build x death rays and y claws is given by 350x + 200y. The first inequality ensures that this value cannot exceed 3000 lbs of gold. The second inequality ensures that the number of death rays and claws cannot be negative.
Therefore, the solution to this system of inequalities gives us all the possible combinations of death rays and claws that Archimedes can build with the given amount of gold.
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A large diamond with a mass of 481. 3 grams was recently discovered in a mine. If the density of the diamond is g over 3. 51 cm, what is the volume? Round your answer to the nearest hundredth.
The volume of the large diamond is approximately 3.51 cm³.
To find the volume of the large diamond with a mass of 481.3 grams and a density of (g/3.51 cm), you can use the formula:
Volume = Mass / Density
The volume of the large diamond, we can use the formula Volume = Mass / Density. Given that the mass is 481.3 grams and the density is (g/3.51 cm), we can substitute these values into the formula.
Simplifying the equation, we find that the volume is equal to 3.51 cm³. This means that the large diamond occupies a space of approximately 3.51 cubic centimeters.
1. First, rewrite the density as a fraction: g/3.51 cm = 481.3 g / 3.51 cm³
2. Next, solve for the volume by dividing the mass by the density: Volume = 481.3 g / (481.3 g / 3.51 cm³)
3. Simplify the equation: Volume = 481.3 g * (3.51 cm³ / 481.3 g)
4. Cancel out the grams (g): Volume = 3.51 cm³
So, the volume of the large diamond is approximately 3.51 cm³, rounded to the nearest hundredth.
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Answer:
Step-by-step explanation:
Density = mass
volume
We have density (3.51 cm) and we have mass (481.3)
We need to solve for V (volume)
3.51 = 481.3
V
Multiply both sides by V to clear the fraction:
3.51 V = 481.3
Divide both side by 3.51
3.51 V = 481.3
3.51 3.51
V = 137.122cm³
rounded to 137.12 cm³
Describe and correct the error a student made in finding the domain for the quotient when f(x) = 2x² - 3x + 1 and g(x) = 2x - 1.
So the domain is all real numbers.
Question: Nora needs to cut some equal pieces of yarn for her Science project. The piece of yarn she has is 67. 6 inches long. Each piece of yarn must be 1. 3 inches in lenght. How many pieces of yarn will Nora have.
Nora will be able to cut 52 equal pieces of yarn for her Science project.
To find out how many equal pieces of yarn Nora can cut for her Science project, we need to divide the total length of the yarn by the length of each piece.
Total length of yarn: 67.6 inches
Length of each piece: 1.3 inches
Step 1: Divide the total length by the length of each piece.
67.6 inches ÷ 1.3 inches = 52
Nora will have 52 equal pieces of yarn, each 1.3 inches long, for her Science project.
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PLS HELP ASAP 50 POINTS AND BRAINLEIST!!!
Explain how the arc BX, central angle BCX, and inscribed BNX are connected. what are the relationships between them?
Answer:
See explanation.
Step-by-step explanation:
The arc BX, central angle BCX, and inscribed angle BNX are connected through the following relationships:
1. The central angle BCX subtends the arc BX. This means that the central angle is formed by two radii connecting the center of the circle to the endpoints of the arc BX.
2. The inscribed angle BNX subtends the same arc BX. This means that the inscribed angle is formed by two chords connecting a point on the circumference of the circle to the endpoints of the arc BX.
3. The relationship between the central angle BCX and the inscribed angle BNX is given by the Inscribed Angle Theorem, which states that the measure of an inscribed angle is half the measure of the central angle subtending the same arc. In other words, if θ is the measure of the central angle BCX and α is the measure of the inscribed angle BNX, then:
[tex]\alpha =\frac{1}{2}[/tex] θ