(a^2-b)^3 Evaluate the expression if a = -2 and b = 5.

A) -729
B) -27
C) -1
D) 1

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path