A right circular cone has a radius of 2x + 4 and a height

Last updated: 7/15/2022

A right circular cone has a radius of 2x + 4 and a height `1` units less than its radius. Express the volume of the cone as a polynomial function. The volume of a cone is 'V = 1/3 pi r^2 h for radius r and height h. Enter π as pi.