Question

What is the standard form of `y=(2x+2)(-2x-3) +5x^2-8x`?

Answer 1

`y=x^2-18x-6`

Explanation:

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

`:.y=-4x^2-4x-6x-6+5x^2-8x`

`:.y=x^2-18x-6`