Which of the following quartic functions has x=-1 and x=-2 as its only two real zeroes?
a)x^4-3x^3+3x^2-3x+2
b)x^4+3x^3+3x^2-3x-2
c)x^4+3x^3+3x^2+3x+2
d)x^4-3x^3-3x^2+3x+2

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x