Question

Question #b903b

Answer 1

`-2x^2(-5x^2+4x^3)=-8x^5+10x^4`

Explanation:

To write the given polynomial in standard form, we distribute and then re-order the terms to be in descending order of degree.

`-2x^2(-5x^2+4x^3) = (-2x^2)(-5x^2)+(-2x^2)(4x^3)`

`=10x^4-8x^5`

`=-8x^5+10x^4`