Question

What is the standard form of `y= (2x-3)(2x+4)+(4x-3)^2`?

Answer 1

`y=20x^2 -22x -3`

Explanation:

`y= (2x-3)(2x+4)+(4x-3)^2`
by distributive property and using special product
`y = 4x^2+8x-6x-12 + 16x^2 -24x +9`
`y=20x^2 -22x -3`