If p(x) = 6x³ + 5x² + 7x - 5, find the coefficient of x³

Given the following statements, which is the best

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

How do i get my dad to stop making me gargle his pickle i want my mom to gargle my pickle not my dads