Question

How do you multiply `(4x ^ { 3} ) ( - 5x ^ { 7} ) ( 4x ^ { 3} )`?

Answer 1

`-80x^13`

Explanation:

`4x^3*-5x^7*4x^3`

Multiply like-terms, whole numbers with each others, and variables with each other.

`=-80x^3*x^7*x^3`

`=-80x^(3+7+3)`

`=-80x^13`