I POSTED THIS QUESTION SO MANY TIMES PLEASE HURRY AND HELP

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

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

Factor the polynomial expression x6 – x3 – 20