David W.

Precalculus

11/02/20

Polynomials and power functions

What is the degree of the polynomial? f(x)=2x^5+3x^2+x+4 ?

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Algebra 1

11/01/20

Functions project

The volleyball team is having a car wash fundraiser to buy new uniforms. They spent $25 on supplies and charge $8 for every car they wash. How many cars will they have to wash in order to raise... more

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Algebra 2

10/31/20

What is 4[f(x+2)] if f(x)=x^3+4x^2-7?

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Precalculus

10/31/20

When a number is decreased by 30% of itself, the result is 63. What is the number?

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Algebra 2

10/29/20

Which inequality best represents the domain of the part shown

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Algebra 1

10/29/20

How do you answer this question.

The sum of three consecutive numbers is 141. What are the three numbers?

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Geometry

10/28/20

Write the converse of the following true conditional statement. If the converse is false write an counterexample.

If x > 9, then x < 0.A. If x > 9, then x < 0 ; False counterexample x = 8 and x > 0B. If x < 0 then x <9 ; TrueC. If x < 9, then x < 0 ; False counterexample x = 2... more

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Elementary Math

10/28/20

The total of 15 and twice a number

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Algebra 1

10/27/20

The measure of 1 angle is 15 less than 4 times the measure of another angle. The sum of measures of the two angles is 160 degrees. Determine the measure of each angle in degrees

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Algebra 1

10/27/20

The measure of one angle is twelve more than three times a number . Another angles is twice the first angles measure. The sum of the measures of the angles is 450 degrees

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Algebra 1 Algebra 2 Calculus

10/27/20

Determine the coordinates of the vertices of the rotation image of the trapezoid ABCD (in the figure) if it is rotated 90 degrees clockwise about point Y.

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Precalculus

10/27/20

“Arithmetic” Operations

consider the following functionsf = {(2,4), (3,-2), (-5,-5)} g = {(-3,1), (-2,5), (3,-2)}Step 1/4: Find (f+g)(3)2/4: Find (f-g)(3)3/4: Find (f * g) (3)4/4: Find (f/g)(3)

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Algebra 1

10/24/20

Given the function f(x) = 4x + 10 and g(x), which function has a greater slope?

Given the function f(x) = 4x + 10 and g(x), which function has a greater slope? xg(x) 2 5 4 7 6 9 A f(x) has a greater slope.B g(x) has a greater slopeC. The slopes of f(x) and g(x) are the... more

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