Maths answer please quick!!

Which table represents points on the graph of h(x) = 3√-x+2?

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

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