Question

-2x^3(3x^2-4x+7)
?????

Answer 1

its -2^3*(-5^2x+7) and 5^3x-14^3

Answer 2

`-6x^5+8x^4-14x^3`

Explanation:

`-2x^3(3x^2-4x+7)` Use distributive property

`-2x^3` ·
`3x^2` =
`-6x^5`

`-2x^3` ·
`-4x` =
`8x^4` Product becomes positive because of two negatives

`-2x^3` ·
`7` =
`-14x^3`

Group all of those numbers together (in order)

`-6x^5+8x^4-14x^3`