Question

How do you simplify `(2w ^ { 2} y ) ^ { 3} + 4( w ^ { 2} y ^ { 3} - 5)`?

Answer 1

Using the distributive law for the exponent 3 and the coefficient 4.

Explanation:

`(2w^2y)^3 + 4(w^2y^3 - 5)`

`= 2^3 (w^2)^3 y^3 + w^2y^3 * 4 - 5 * 4`

`= 8 w^6 y^3 + 4w^2y^3 - 20`