Question

two cubes each measure 7 units on each side. write and espression using exponents to represent the total volume of the cubes.

Answer 1

7^3 + 7^3 units^3

OR

(7^3)2 units^3

Explanation:

Volume = length x width x height

In cubes, length = width = height

So, volume = 7 x 7 x 7 = 7^3

2 cubes:

7^3 + 7^3 units^3

OR

(7^3)2 units^3

Answer 2

7*6=42 then 42*2=84 hope that helps.