25 POINTS and Brainliest

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

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0

How can you use synthetic substitution to tell whether a given binomial is a factor of a polynomial?