4,282 Answered Questions for the topic mathematics

4h

#### (26) Compute the difference quotient, f(x+h) - f(x)/h , for the function f(x) = x^2, and simplify.

f(x+h) - f(x)/h = _________ (Simplify your Answer).

5h

#### (16) Find the equation of the tangent line to the graph y = f(x) at the given value of x. f(x) = x^4, x=3

What is the equation of the tangent line?____________ (Type an Equation).

13h

#### A block with a mass

of 57.0kg, slides down a ramp starting from rest. It travels down a ramp with an incline of 30.0° and a height of 4.00m with a speed of 8.00 m/s. What is the work done by friction on the block?

13h

#### A non-uniform force is

applied to a 1.00kg mass as it moves in the positive x-direction. Initially, the object has a speed of 5.00m/s when it moves through the origin.a) What is the speed at x = 2?b) What is the speed of...
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14h

#### Prove or disprove: A^2 - B^2 = (A - B)(A + B) for all square matrices A and B of the same size.

Prove or disprove: A2 - B2 = (A - B)(A + B) for all square matrices A and B of the same size.

Mathematics Geometry

18h

#### Answer the Following:

In the figure, XU = XV, line 𝑋𝑈 and line 𝑋𝑉 bisects ∠SXY and ∠TXY, respectively, and ∠2 ≅ ∠4, Prove that ∠7 ≅ ∠8 and line 𝑋𝑌 bisects ∠Y.

1d

#### A 0.250kg ball is thrown with

an initial speed of 35.0 m/s at a 40.0° angle above the horizontal. It is thrown from the top of a building which is 17.0m above the ground. Ignore air resistance. What is the maximum height above...
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#### Math Geometry Question

In the Pythagorean Theorem, the sum of the squares of the legs is equal to the square of _____.Options: Shorter leg, longer leg, sum of the angles, hypotenuse.

2d

#### statistics help! standard deviation

The standard deviation of Y is 1.236.Choose the best interpretation of the standard deviation from those given below.A) The most common number of siblings among high school students is 1.236.B) The...
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2d

#### statistics help! binomials

Faith is a 95% free throw shooter. At practice, each player shoots 20 free throws. Let X =the number of free throws Faith makes out of 20 shots.Enter your answers rounded to 3 decimal places. Use...
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2d

#### statistics help! discrete and continuous variables

Identify if the following scenarios describe a discrete or continuous random variable.
X = The number of persons in an emergency room
W = The weight of an elephant at the zoo
H = The areas of...
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2d

#### STATISTICS HELP! Faith is a 95% free throw shooter. At practice, each player shoots 20 free throws. Let X = the number of free throws Faith makes out of 20 shots.

Faith is a 95% free throw shooter. At practice, each player shoots 20 free throws. Let X =the number of free throws Faith makes out of 20 shots.Which of the following explains why this scenario...
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Mathematics Math

2d

#### MATHEMATICS RATIOS

In a class with 28 students there are 18 boys. What is the ratio of girls to boys in simplest form?18:105:910:1828:1014:5

#### 3 tan^2 7x = 1

How many answers would you expect this equation to have on [0,2π)? Explain why.

#### 3 tan^2 7x = 1

How many answers would you expect this equation to have on [0,2π)? Explain why.

Mathematics

2d

#### The ratio of boys to girls in a class is 2 to 3. If there are 30 students in the class, how many of them are boys?

2d

#### Please graph the function and show all work for the table

Given the polynomial: y=x(x+2)(x-3)complete the table (show all work)x/ now find the y-3-112please show all work and graph the function please

2d

#### Is an interaction effect only present when the two lines cross in a plot?

Hello, I was wondering if it were possible to have an interaction effect even if the lines do not meet in a plot. I know there is no interaction effect when two factors have the same slope, which...
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