Question

How do you multiply `(8x^4-3)^2`?

Answer 1

`=64x^16-48x^4+9`

Explanation:

You FOIL it:

`=(8x^4-3)^2`

`=(8x^4-3)(8x^4-3)`

`=64x^16-24x^4-24x^4+9`

`=64x^16-48x^4+9`