If h, S, and V denote respectively the height, curved surface area, and volume of a right circular cone, then 9πVh3−S2h2−9V2 is equal to _____. (Given: r=h)

If h, S, and V denote respectively the height, curved surface area, an

1.	If h, S, and V denote respectively the height, curved surface area, and volume of a right circular cone, then 9πVh3−S2h2−9V2 is equal to _____. (Given: r=h)
Answer» If $h$ , $S$ , and $V$ denote respectively the height, curved surface area, and volume of a right circular cone, then $9 π V h^{3} - S^{2} h^{2} - 9 V^{2}$ is equal to _____. (Given: $r = h$ )