Sharon needs 64 credits to graduate from her community college. So far she has earnedc56 credits. What percent of the required credits does she​ have?

Answers

Answer 1

Answer:

87.5

Step-by-step explanation:

56/64*100


Related Questions

how do you say 250.611 in words please do not lie

Answers

Two hundred fifty point six hundred eleven

Answer:

two hundred fifty and six hundred elensths (i dont remember the end)

Step-by-step explanation:

the heights, in inches, of orangutans are normally distributed with an unknown population mean. a random sample results in a 95% confidence interval of (52,58) inches. what is the correct interpretation of the 95% confidence interval? select the correct answer below: we estimate with 95% confidence that the sample mean is between 52 and 58 inches. we estimate that 95% of orangutans have a height between 52 and 58 inches. we estimate with 95% confidence that the true population mean is between 52 and 58 inches.

Answers

The correct interpretation of the 95% confidence interval is:

"We estimate with 95% confidence that the true population mean height of orangutans is between 52 and 58 inches."

What is statistics?

Statistics is a branch of mathematics that deals with the collection, analysis, interpretation, presentation, and organization of numerical data. It involves the use of methods and techniques to gather, summarize, and draw conclusions from data.

The confidence interval provides a range of values within which the true population mean height is likely to fall with a 95% level of confidence. It does not provide information about individual orangutans' heights or the sample mean's precise location within the interval.

Therefore, The correct interpretation of the 95% confidence interval is:

"We estimate with 95% confidence that the true population mean height of orangutans is between 52 and 58 inches."

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If there are 16 people in a hospital and 4 need an xray.

What is the probabilty that if you choose 2 people randomly, exactly one will need an xray?

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The probability that if you choose 2 people randomly, exactly one will need an x-ray is 0.4.

The probability that if you choose 2 people randomly from the 16 in the hospital, exactly one will need an x-ray is as follows:
Firstly, calculate the probability of choosing one person who needs an X-ray and one person who doesn't.

There are 4 people who need an x-ray and 12 who don't, so the probability for this is (4/16) * (12/15).

Now, calculate the probability of choosing one person who doesn't need an X-ray and one person who does. This is (12/16) * (4/15).

Now, add the probabilities to find the total probability.

The probability that exactly one person will need an x-ray is

(4/16) * (12/15) + (12/16) * (4/15) = 2/5

=0.4.

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The probability that if you choose 2 people randomly, exactly one will need an x-ray is 0.4 or 40%.

If there are 16 people in a hospital and 4 need an xray, the probability that if you choose 2 people randomly, exactly one will need an xray is 0.56.

Total number of people in a hospital = 16

Number of people who need an x-ray = 4

Thus, the probability that if you choose 2 people randomly, exactly one will need an x-ray is given by;

P(one needs an x-ray) = (Number of people who need an x-ray × Number of people who do not need an x-ray) / Total number of people × Total number of people - 1

P(one needs an x-ray) = (4 × 12) / 16 × 15

P(one needs an x-ray) = 0.08

P(one doesn't need an x-ray) = (Number of people who need an x-ray × Number of people who do not need an x-ray) / Total number of people × Total number of people - 1

P(one doesn't need an x-ray) = (12 × 4) / 16 × 15

P(one doesn't need an x-ray) = 0.32

Now, we have to add both the probabilities of exactly one person needing an x-ray and exactly one person not needing an x-ray;

P(exactly one person needs an x-ray) = P(one needs an x-ray) + P(one doesn't need an x-ray)

P(exactly one person needs an x-ray) = 0.08 + 0.32P(exactly one person needs an x-ray) = 0.4

The probability that if you choose 2 people randomly, exactly one will need an x-ray is 0.4 or 40%.

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Can someone pls answer thiss!! rlly need help asap

Can someone pls answer thiss!! rlly need help asap

Answers

The inverse of f(x) will be a relation if the original function's graph contains any location where a horizontal line would cross itself twice, but the inverse of that function won't be a function in and of itself.

Does a function's inverse always represent a relationship?

Essentially, obtaining an inverse is only a matter of changing the x and y coordinates. Although it might not always be a function, this newly generated inverse will be a relation. Sometimes a function's inverse isn't actually a function!

The inverse will also be a function if all horizontal lines only ever intersect one place on the original graph.

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Solve for x.
4(x-3)= -2x - 4

Solve for x.4(x-3)= -2x - 4

Answers

Answer:

C

x=1.3333

Step-by-step explanation:

PLZ HELP I AM FAILING MATH!!


How many variable terms are in the expression 3x3y + 5x2 − 4y + z + 9?

Answers

answer:3

explaintion:

count the letters

Find the volume of the solid enclosed by the paraboloid z = 2 + x2 + (y - 2)2 and the planes z = 1, x = ?2, x = 2, y = 0, and y = 3.

Answers

Main Answer:The volume of the solid enclosed by the paraboloid and the planes is 18.67 cubic units.

Supporting Question and Answer:

How do we calculate the volume of a solid bounded by surfaces using triple integration?

To calculate the volume of a solid bounded by surfaces using triple integration, we set up a triple integral with the integrand equal to 1, representing the infinitesimal volume element. The bounds of integration are determined by the equations defining the surfaces that enclose the solid. By evaluating the triple integral over the specified region, we can find the volume of the solid.

Body of the Solution: To find the volume of the solid enclosed by the paraboloid z = 2 + x^2 + (y - 2)^2 and the planes z = 1, x = -2, x = 2, y = 0, and y = 3, we can set up a triple integral in the given region.

To find the  volume,using the triple integral:

V = ∫∫∫ R (1) dz dy dx

where R is the region bounded by the given planes and the paraboloid.

The bounds of integration for x are -2 to 2, for y are 0 to 3, and for z are the lower bound function z = 1 and the upper bound function z = 2 + x^2 + (y - 2)^2.

Setting up the triple integral:

V = ∫ from x = -2 to 2 ∫ from y = 0 to 3 ∫ from z = 1 to 2 + x^2 + (y - 2)^2 (1) dz dy dx

Integrating the innermost integral with respect to z:

V = ∫ from x = -2 to 2 ∫ from y = 0 to 3 [(2 + x^2 + (y - 2)^2) - 1] dy dx

Simplifying the expression inside the integral:

V = ∫ from x = -2 to 2 ∫ from y = 0 to 3 [x^2 + (y - 2)^2 + 1] dy dx

Integrating the inner integral with respect to y:

V = ∫ from x = -2 to 2 [x^2(y) + ((y - 2)^3)/3 + y] evaluated from y = 0 to 3 dx

Substituting the limits of integration for y:

V = ∫ from x = -2 to 2 [x^2(3) + (3 - 2)^3/3 + 3 - (x^2(0) + (0 - 2)^3/3 + 0)] dx

Simplifying further:

V = ∫ from x = -2 to 2 [3x^2 +2/3] dx

Integrating the final integral with respect to x:

V = [(x^3) + (2/3)x] evaluated from x = -2 to 2

Evaluating the expression at the limits:

V = [(2^3) +(2/3) 2] - [((-2)^3) + (2/3)(-2)]

V = (8 +4/3) - (-8 - 4/3)

V = 16+8/3

V =56/3

Final Answer:Therefore, the volume of the solid enclosed by the paraboloid and the given planes is 56/3 cubic units.

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The volume of the solid enclosed by the paraboloid and the planes is 18.67 cubic units.

How do we calculate the volume of a solid bounded by surfaces using triple integration?

To calculate the volume of a solid bounded by surfaces using triple integration, we set up a triple integral with the integrand equal to 1, representing the infinitesimal volume element. The bounds of integration are determined by the equations defining the surfaces that enclose the solid. By evaluating the triple integral over the specified region, we can find the volume of the solid.

Body of the Solution: To find the volume of the solid enclosed by the paraboloid z = 2 + x^2 + (y - 2)^2 and the planes z = 1, x = -2, x = 2, y = 0, and y = 3, we can set up a triple integral in the given region.

To find the  volume,using the triple integral:

V = ∫∫∫ R (1) dz dy dx

where R is the region bounded by the given planes and the paraboloid.

The bounds of integration for x are -2 to 2, for y are 0 to 3, and for z are the lower bound function z = 1 and the upper bound function z = 2 + x^2 + (y - 2)^2.

Setting up the triple integral:

V = ∫ from x = -2 to 2 ∫ from y = 0 to 3 ∫ from z = 1 to 2 + x^2 + (y - 2)^2 (1) dz dy dx

Integrating the innermost integral with respect to z:

V = ∫ from x = -2 to 2 ∫ from y = 0 to 3 [(2 + x^2 + (y - 2)^2) - 1] dy dx

Simplifying the expression inside the integral:

V = ∫ from x = -2 to 2 ∫ from y = 0 to 3 [x^2 + (y - 2)^2 + 1] dy dx

Integrating the inner integral with respect to y:

V = ∫ from x = -2 to 2 [x^2(y) + ((y - 2)^3)/3 + y] evaluated from y = 0 to 3 dx

Substituting the limits of integration for y:

V = ∫ from x = -2 to 2 [x^2(3) + (3 - 2)^3/3 + 3 - (x^2(0) + (0 - 2)^3/3 + 0)] dx

Simplifying further:

V = ∫ from x = -2 to 2 [3x^2 +2/3] dx

Integrating the final integral with respect to x:

V = [(x^3) + (2/3)x] evaluated from x = -2 to 2

Evaluating the expression at the limits:

V = [(2^3) +(2/3) 2] - [((-2)^3) + (2/3)(-2)]

V = (8 +4/3) - (-8 - 4/3)

V = 16+8/3

V =56/3

Therefore, the volume of the solid enclosed by the paraboloid and the given planes is 56/3 cubic units.

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suppose we have a continuous random variable over -2 < x < 5. what is p(x = 1)?

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We have a continuous random variable over -2 < x < 5 so p(x = 1) = 0 because the probability at any given point for any continuous random variable is always 0.

Probability is a measure of the likelihood of a particular event occurring. It is expressed as a number between 0 and 1, with 0 indicating that the event is impossible and 1 indicating that the event is certain to happen.

Probability at any given position is always zero for any continuous random variable. This is because the probability of a single value occurring for a continuous random variable is always 0 because the range of values for the random variable is infinite and therefore the probability of a single value occurring is 0.

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a surface generated by a closed plane curve rotated about a line that lies in the same plane as the curve but does not intersect it t/f

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The statement that "a surface generated by a closed plane curve rotated about a line that lies in the same plane as the curve but does not intersect" is true.

The surface generated by a closed plane curve rotated about a line that lies in the same plane as the curve but does not intersect it is called a torus. The torus is a three-dimensional surface that can be thought of as a doughnut shape. The curve that generates the torus is called the generator, and the line about which the curve is rotated is called the axis of rotation. The torus has the interesting property that it has a hole in the center, and the distance from any point on the surface to the center of the torus is constant.

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A waiter earns tips that have a mean of 7 dollars and a standard deviation of 2 dollars. Assume that he collects 30 tips in a day, and each tip is given independently.a) Find the expected average amount of his tips.b) Find the standard deviation for the average amount of his tips.c) Find the approximate probability that the average amount of his tips is less than 6 dollars. Express your answer accurate to three decimal places.

Answers

Main Answer:The approximate probability is 0.033

Supporting Question and Answer:

How do we calculate the expected average and standard deviation for a sample?

To calculate the expected average and standard deviation for a sample, we need to consider the characteristics of the population and the sample size.

Body of the Solution:

a) To find the expected average amount of the waiter's tips, we can use the fact that the mean of the sample means is equal to the population mean. Since the mean of the tips is given as 7 dollars, the expected average amount of his tips is also 7 dollars.

b) The standard deviation for the average amount of the waiter's tips, also known as the standard error of the mean, can be calculated using the formula:

Standard deviation of the sample means

= (Standard deviation of the population) / sqrt(sample size)

In this case, the standard deviation of the population is given as 2 dollars, and the sample size is 30. Plugging these values into the formula, we have:

Standard deviation of the sample means = 2 / sqrt(30) ≈ 0.365

Therefore, the standard deviation for the average amount of the waiter's tips is approximately 0.365 dollars.

c) To find the approximate probability that the average amount of the waiter's tips is less than 6 dollars, we can use the Central Limit Theorem, which states that for a large sample size, the distribution of sample means will be approximately normal regardless of the shape of the population distribution.

Since the sample size is 30, which is considered relatively large, we can approximate the distribution of the sample means to be normal.

To calculate the probability, we need to standardize the value 6 using the formula:

Z = (X - μ) / (σ / sqrt(n))

where X is the value we want to standardize, μ is the population mean, σ is the population standard deviation, and n is the sample size.

Plugging in the values, we have:

Z = (6 - 7) / (2 / sqrt(30)) ≈ -1825

Using a standard normal distribution table or a calculator, we can find the probability associated with this z-score. The approximate probability that the average amount of the waiter's tips is less than 6 dollars is approximately 0.033.

Final Answer:Therefore, the approximate probability is 0.033, accurate to three decimal places.

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The approximate probability is 0.033

How do we calculate the expected average and standard deviation for a sample?

To calculate the expected average and standard deviation for a sample, we need to consider the characteristics of the population and the sample size.

a) To find the expected average amount of the waiter's tips, we can use the fact that the mean of the sample means is equal to the population mean. Since the mean of the tips is given as 7 dollars, the expected average amount of his tips is also 7 dollars.

b) The standard deviation for the average amount of the waiter's tips, also known as the standard error of the mean, can be calculated using the formula:

Standard deviation of the sample means

= (Standard deviation of the population) / sqrt(sample size)

In this case, the standard deviation of the population is given as 2 dollars, and the sample size is 30. Plugging these values into the formula, we have:

Standard deviation of the sample means = 2 / sqrt(30) ≈ 0.365

Therefore, the standard deviation for the average amount of the waiter's tips is approximately 0.365 dollars.

c) To find the approximate probability that the average amount of the waiter's tips is less than 6 dollars, we can use the Central Limit Theorem, which states that for a large sample size, the distribution of sample means will be approximately normal regardless of the shape of the population distribution.

Since the sample size is 30, which is considered relatively large, we can approximate the distribution of the sample means to be normal.

To calculate the probability, we need to standardize the value 6 using the formula:

Z = (X - μ) / (σ / sqrt(n))

where X is the value we want to standardize, μ is the population mean, σ is the population standard deviation, and n is the sample size.

Plugging in the values, we have:

Z = (6 - 7) / (2 / sqrt(30)) ≈ -1825

Using a standard normal distribution table or a calculator, we can find the probability associated with this z-score. The approximate probability that the average amount of the waiter's tips is less than 6 dollars is approximately 0.033.

Therefore, the approximate probability is 0.033, accurate to three decimal places.

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5. (10 points) use calculus to find the absolute and local extreme values of f(x) = x 3 2 x 2/3 on the interval [−8, 8]

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The absolute and local extreme values of the given function f(x) = x^3 - 2x^(2/3) on the interval [−8, 8] is 11.79.

To find the absolute extrema and local extrema of a function on a closed interval, we need to evaluate the function at the critical points and the endpoints of the interval.
First, we need to find the derivative of the function:

f'(x) = 3x^2 - (4/3)x^(-1/3)

Setting f'(x) equal to zero, we get:

3x^2 - (4/3)x^(-1/3) = 0

Multiplying both sides by 3x^(1/3), we get:

9x^(5/3) - 4 = 0

Solving for x, we get:

x = (4/9)^(3/5) ≈ 0.733

Next, we need to evaluate f(x) at the critical point and the endpoints of the interval:

f(-8) ≈ -410.38
f(8) ≈ 410.38
f(0.733) ≈ 11.79

Therefore, the absolute maximum value of f(x) on the interval [-8, 8] is approximately 410.38, and it occurs at x = 8. The absolute minimum value of f(x) on the interval is approximately -410.38, and it occurs at x = -8.

To find the local extrema, we need to evaluate the second derivative of the function:

f''(x) = 6x + (4/9)x^(-4/3)

At the critical point x = 0.733, we have:

f''(0.733) ≈ 7.28

Since f''(0.733) is positive, this means that f(x) has a local minimum at x = 0.733.

Therefore, the local minimum value of f(x) on the interval [-8, 8] is approximately 11.79, and it occurs at x = 0.733.

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Cuál es el valor principal de sin−1(1)?​

Answers

The maximum value of the sine function is 1, the angle corresponding to sin^(-1)(1) is π/2 or 90 degrees.

The principal value of sin^(-1)(1) is π/2 or 90 degrees.

The function sin^(-1)(x), also known as arcsin(x) or inverse sine, represents the angle whose sine is equal to x. In this case, we are looking for the angle whose sine is 1.

Since the sine function oscillates between -1 and 1, the angle corresponding to sin^(-1)(1) is the maximum value where the sine is equal to 1.

This occurs at π/2 or 90 degrees, making it the principal value for sin^(-1)(1).

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Given are five observations for two variables, x and y . The estimated regression equation for these data is \hat{y}=0.8+2.6 x . a. Compute SSE, SST, and SSR using the following equati

Answers

The data consists of five observations for x and y, with an estimated regression equation of ŷ = 0.8 + 2.6x. To calculate SSE, SST, and SSR, we need to solve the SSE equation, SST equation, and SSR equation. SSE = 18.08, SST = 10, and SSR = 13.8

Given are five observations for two variables, x and y. The estimated regression equation for these data is ŷ = 0.8 + 2.6x. We are required to calculate SSE, SST, and SSR.SSE, SST, and SSR:SSE (Sum of Squared Error) = Σ(yi – ŷi)2SST (Sum of Squared Total) = Σ(yi – ȳ)2SSR (Sum of Squared Regression) = Σ(ŷi – ȳ)2a. Computation:SSE:yi = {1, 2, 3, 4, 5}ȳ = (1 + 2 + 3 + 4 + 5)/5 = 15/5 = 3

Substitute these values in SSE equation:

SSE = (1 – (0.8 + 2.6(1)))2 + (2 – (0.8 + 2.6(2)))2 + (3 – (0.8 + 2.6(3)))2 + (4 – (0.8 + 2.6(4)))2 + (5 – (0.8 + 2.6(5)))2

SSE = 1.64 + 2.76 + 0.16 + 4.36 + 9.16

= 18.08

SST:Substitute values in the SST equation:

SST = (1 – 3)2 + (2 – 3)2 + (3 – 3)2 + (4 – 3)2 + (5 – 3)2

SST = 4 + 1 + 0 + 1 + 4

= 10

SSR:Substitute values in the SSR equation:

SSR = (0.8 + 2.6(1) – 3)2 + (0.8 + 2.6(2) – 3)2 + (0.8 + 2.6(3) – 3)2 + (0.8 + 2.6(4) – 3)2 + (0.8 + 2.6(5) – 3)2

SSR = 2.76 + 1.16 + 0.16 + 1.96 + 6.76 = 13.8

Therefore,SSE = 18.08SST = 10SSR = 13.8

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Pls help, offering more than 5 points for these 2!!!!! Pls now!

Pls help, offering more than 5 points for these 2!!!!! Pls now!

Answers

Answer:

m=4

p=3

so...

4+3³=31

its B

5) (m+p)^3
(4+3)^3
(7)^3=343
Choice e

6) 2x+(y^2)
2(7)+4^2=30
Choice d

What is the slope and y-intercept of the equation below?
3x - 2y = 6

Answers

Slope: 3/2
Y-intercept: -3

answer:

the slope is: 3 over 2

the y intercept is: negative 3

explanation:

hope this helped <3 also if wouldn't mind could you pls give me brainliest? (im trying to level up) thanks! :)

An isosceles trapezoid has base lengths 3.4 and 5.8. With the area of 7.36. What is the height and perimeter of the trapezoid.

Answers

Answer:

Height (h) = 1.6

Step-by-step explanation:

Area  of trapezoid = [(base1+base2)/2] * height

now we sub the values in the formula

7.36 = [(3.4+5.8)/2]* h

h= (7.36*2)/(3.4+5.8)

h = 1.6

Please help I’ll give brainliest

Please help Ill give brainliest

Answers

The exponent tells you how many times you multiply the number before it. So 2^3 is equivalent to 2*2*2. 2^3 is 8, and 3^2 is 9, 8*9 is 72.

Please help Ill give brainliest

Answer:

72

Step-by-step explanation:

simply use calculator if you want to get the answe faster

2^3 x 3^2

= 8 x 9

= 72

Find a parametrization x=x(t),y=y(t) for f(x)=x^8−x^2−6 from (5,−4) to (9,−1).

Answers

Parametrization of equations x=x(t), y=y(t) for f(x)=x^8−x^2−6 from (5,−4) to (9,−1) is that parametrization does indeed connect the points (5, -4) and (9, -1).

A parametrization for the curve that connects the points (5, -4) and (9, -1) given by the function f(x) = \(x^8 - x^2 - 6.\)

To do this, we can use the parameter t to represent points on the curve as follows:

x(t) = 5 + 4t, since we want x to start at 5 and end at 9, so we need to add 4 to x over the interval [0, 1].

Substituting this into our function f(x), we get:

y(t) = f(x(t)) = \((5 + 4t)^8 - (5 + 4t)^2 - 6\).

Therefore, our parametrization is:

x(t) = 5 + 4t

y(t) = (5 + 4t)^8 - (5 + 4t)^2 - 6

To verify that this parametrization does indeed connect the points (5, -4) and (9, -1), we can check that x(0) = 5, x(1) = 9, y(0) = f(5) = -4, and y(1) = f(9) = -1.

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Written as the product of its prime factors, 2250=2x3²x5³. Two integers, A and B, can be written as products of prime factors. A=2xpxq¹ B=2xp² xq² The lowest common multiple (LCM) of A and B is 2250. Write down the values of p, q and r.​

Answers

The values of p, q, and r are p = 2, q = 5, and r = 3, respectively.

Given that the lowest common multiple (LCM) of A and B is 2250, and the prime factorization of A is A = 2 × p × q¹, and the prime factorization of B is B = 2 × p² × q², we can compare the prime factorizations to determine the values of p, q, and r.

From the prime factorization of 2250 (2 × 3² × 5³), we can observe the following:

The prime factor 2 appears in both A and B.

The prime factor 3 appears in A.

The prime factor 5 appears in A.

Comparing this with the prime factorizations of A and B, we can deduce the following:

The prime factor p appears in both A and B, as it is present in the common factors 2 × p.

The prime factor q appears in both A and B, as it is present in the common factors q¹ × q² = q³.

From the above analysis, we can conclude:

p = 2

q = 5

r = 3.

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Average Revenue A company sells two products whose demand functions are given by x₁ Estimate the average revenue when price p₁ varies between $75 and $100 and price p₂ varies between $125 and $175. The total revenue is given by R = X₁P₁ + X2P 2.

Answers

We can evaluate this expression by substituting the given price ranges and calculating the total units sold.

To find the average revenue, we need to calculate the total revenue and divide it by the total number of units sold.

The total revenue is given by the equation R = X₁P₁ + X₂P₂, where X₁ and X₂ are the quantities of products sold and P₁ and P₂ are the respective prices.

In this case, we are given that the demand functions for the two products are:

X₁ = 400 - 2P₁

X₂ = 600 - P₂

To calculate the average revenue, we need to integrate the revenue function over the range of prices and then divide by the total number of units sold.

Average Revenue = (1 / Total Units Sold) * ∫[P₁1, P₁2]∫[P₂1, P₂2] (X₁P₁ + X₂P₂) dP₁ dP₂

To evaluate this integral, we need to determine the limits of integration for both P₁ and P₂ based on the given price ranges.

Given price ranges:

P₁1 = $75

P₁2 = $100

P₂1 = $125

P₂2 = $175

Now we can substitute the demand functions into the revenue equation and evaluate the integral:

Average Revenue = (1 / Total Units Sold) * ∫[75, 100]∫[125, 175] ((400 - 2P₁)P₁ + (600 - P₂)P₂) dP₁ dP₂

Integrating with respect to P₁:

Average Revenue = (1 / Total Units Sold) * ∫[125, 175] ((400P₁ - 2P₁²) + (600 - P₂)P₂(P₁1, P₁2)) dP₂

Integrating with respect to P₂:

Average Revenue = (1 / Total Units Sold) * ((400P₁ - 2P₁²)P₂ + (600P₂ - (1/2)P₂²)(P₁1, P₁2)) (P₂1, P₂2)

Finally, we can evaluate this expression by substituting the given price ranges and calculating the total units sold.

Note: The specific values of the demand functions, price ranges, and units sold would need to be provided to obtain a numerical result for the average revenue.

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charlie ran 5 laps around the track. each lap was 400 meters how many total kilometers did charlie?

Answers

5 laps

400 meters each lap.

So, to answer this we have to multiply the number of laps by the length of each lap:

400 m x 5 = 2,000 meters

Then we have to convert into kilometers.

Since 1 km= 1000 meters

We have to divide the value in meters by 1000:

2,000 / 1,000 = 2 km

2 kilometers

Answer:

5 laps x 400m = 2000m = 2km


answer is 2 kilometres

Step-by-step explanation:

According to the Rational Root Theorem, Negative two-fifths is a potential rational root of which function?

Answers

Answer:

f(x) = 4x4 – 7x2 + x + 25 f(x) = 9x4

Step-by-step explanation:

Because it has to be this one

(-2)-(-3)=
(Is it okay if you explain how you got the answer I’m bad at math )

Answers

Answer:

1

Step-by-step explanation:

So we let's simplify

(-2) is still -2 so you could put away the parenthesis -(-3) you need to distribute or multiply the - to -3 negative times negative is positive so it will become 3

Now the equation looks like this:

-2+3= 1

Answer:

the answer is 1

Step-by-step explanation:

ok, so you see that there's a negative sign in front of (-3). even if there's no other number in front of the parentheses, there's actually a -1, its just that math omits the 1 to make life easier. With that in mind, whenever you see an even amount of negative signs, the answer's gonna be positive. In this case you just multiple -3 and the negative sign to get +3, and since there's a -2 in front of the -3, you add them together (-2+3) to get 1

Hope this isn't too much info for you :'D


Warm-Up
Alma is going to walk through the park from Point A to
Point B
What distance will she walk?
HELPPPPPPPPPPPPPPPPP

Warm-UpAlma is going to walk through the park from Point A toPoint BWhat distance will she walk? HELPPPPPPPPPPPPPPPPP

Answers

Answer:

I think the answer is 200 feet

Step-by-step explanation:

Pythagoras is the sum of the square of two sides is equal to the square of the longest side. Then Alma is going to walk through the park from Point A to Point B is 282.84 ft.

What is a right-angle triangle?

It is a type of triangle in which one angle is 90 degrees and it follows the Pythagoras theorem and we can use the trigonometry function.

A right-angle triangle has sides with lengths 200 ft and 200 ft.

By Pythagoras theorem, we have

H² =  P² + B²

H² = 200² + 200²

H² = 40000 + 40000

H² = 80000

H  = 200√2

H  = 282.84 ft

Alma is going to walk through the park from Point A to Point B is 282.84 ft.

More about the right-angle triangle link is given below.

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Which situation is best modeled by the equation 11 + x=28

Which situation is best modeled by the equation 11 + x=28

Answers

Answer:

1

Step-by-step explanation:

First off since it is equal to 28, it means the equation is trying to add numbers that equal to 28

Secondly, the 11 is not linked to a variable like 11y or 11b etc. It means the 11 stays put, no situation is changing that 11 number.

The x is what can be changed, hence referred to as variable. That is some amount that needs to be spent so in addition with 11, it totals to 28

Answer:

The first choice

Step-by-step explanation:

1) a. Write an equation that expresses the first law of thermodynamics in terms of heat and work.
b. Under what conditions will the quantities q and w be negative numbers?

Answers

The first law of thermodynamics is a fundamental principle in physics that states energy cannot be created or destroyed, only converted from one form to another. It can be expressed in terms of heat and work through the equation:

ΔU = q - w

where ΔU represents the change in internal energy of a system, q represents the heat added to the system, and w represents the work done on or by the system.

Now, let's address when the quantities q and w would be negative numbers.

1) When q is negative: This occurs when heat is removed from the system, indicating an energy loss. For example, when a substance is cooled, heat is extracted from it, resulting in a negative value for q.

2) When w is negative: This occurs when work is done on the system, decreasing its energy. For instance, when compressing a gas, work is done on it, leading to a negative value for w.

In both cases, the negative sign indicates a reduction in energy or the transfer of energy from the system to its surroundings.

In summary, the first law of thermodynamics can be expressed as ΔU = q - w, and q and w can be negative numbers when energy is lost from the system through the removal of heat or when work is done on the system.

know more about first law of thermodynamics states.

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Factor each completely.
5n^2 + 19n + 12

Answers

Answer:

Factor by grouping, (5n+4)(n+3), or alternatively, (n+3)(5n+4)

Answer:

(n +3)(5n + 4)

Step-by-step explanation:

5n^2 + 19n + 12

= 5n^2 + 15n + 4n + 12

= 5n(n + 3) + 4(n + 3)

= (n +3)(5n + 4)

Hence Factorized.

danny buys a plane ticket to visit her grandmother who needs help choose how using a credit card instead of a debit card would provide an advantage

Answers

Some of the advantages of using a credit card instead of a debit card include:

A credit card offers Danny better fraud protections because debit cards are linked to bank accounts, unlike a credit card.Whereas a credit card offers Danny access to a line of credit issued by a bank, a debit card must deduct the funds directly from his bank account.

What are credit and debit cards?

A credit card is a line of credit offered to a customer by a financial institution, enabling them to make credit purchases.

The credit purchases are paid by the financial institution while the customer repays the institution periodically at an interest rate.

On the other hand, a debit card involves a card linked to the individual's account from which deductions are made when purchases are made.  The debit card does not involve the grant of a line of credit since the available funds are required to fund any purchases.

Learn more about credit and debit cards at https://brainly.com/question/15457604.

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Need help plsssssssss

Need help plsssssssss

Answers

Answer:

B)

Step-by-step explanation:

This is hope i got it and it may or may not be helpful 10 divide by 430

what must be equivalent between the exponential function and the tangent line?

Answers

In order for the exponential function and the tangent line to be equivalent at a certain point, their function values and their first derivatives must be equal at that point.

At a given point, if the function values of an exponential function and its tangent line are equal, it means that they have the same value and slope at that point.

This requires that their first derivatives at that point are equal. The first derivative of an exponential function is also an exponential function, so the derivative of the tangent line must also be an exponential function with the same slope as the original function.

Therefore, the two functions must have the same first derivative at that point. This condition is necessary for the two functions to be equivalent at that point.

To know more about the exponential function refer here:

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