Solving Systems of Equations in Three Variables — Unit test Answers

Which expression is equivalent to ?

Which monomial is a perfect cube?

What is the product?

Factor x3 – 7x2 – 5x + 35 by grouping. What is the resulting expression?

What is the greatest common factor of the terms in the polynomial 12x4 + 27x3 + 6x2?

What expression is equivalent to ?

The polynomial 2x3 − 5x2 + 4x − 10 is split into two groups, 2x3 + 4x and −5x2 − 10. The GCFs of each group is then factored out. What is the common binomial factor between the two groups after their GCFs have been factored out?

Which expression is equivalent to ?

What is the greatest common factor of the terms in the polynomial 8x4 – 4x3 – 18x2?

What is the difference of the polynomials?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Factor –7x3 + 21x2 + 3x – 9 by grouping. What is the resulting expression?

Which expression is equivalent to ?

What is the cube root of 8x27?

What is the missing coefficient? =

Which is the completely factored form of 12x3 – 60x2 + 4x – 20?

The volume of a cylinder is given by the formula , where r is the radius of the cylinder and h is the height. Suppose a cylindrical can has radius (x + 8) and height (2x + 3). Which expression represents the volume of the can?

Tyrone factored the polynomial completely. What is the value of B?12x4+30x3+4x2+10xAx(Bx2+1)(2x+5)

Vanessa uses the expressions (3x2 + 5x + 10) and (x2 – 3x – 1) to represent the length and width of her patio. Which expression represents the area (lw) of Vanessa’s patio?

A 5 inch × 7 inch photograph is placed inside a picture frame. Both the length and width of the frame are 2a inches larger than the width and length of the photograph. Which expression represents the perimeter of the frame?