Question

if the edge of a cube is 9 in and the edge of the second cube is 7 in, the difference in the volumes of these cubes is what amount?​

Answer 1

386 in^3

Explanation:

The volume of a cube is the cube of its edge dimension. You want the difference ...

(9 in)^3 - (7 in)^3 = 729 in^3 - 343 in^3 = 386 in^3