The volume of a cone is 3pi x^3 cubic units and its height is x units. Which expression represents the radius of the cone's base, in units?
3x
5x
3pi x^2
9pi x^2

Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16

Maurice has 54 fewer comic books than rebecca.they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.