- #1

- 655

- 0

## Homework Statement

Going through my review material, and I need some help on this simple procedure.

example 1: (2x + 1)^2

example 2: 2(x^2 -1)

I forgot how to do this. Can someone please help me out?

## Homework Equations

## The Attempt at a Solution

Example 1: 2x squared is 4x?.... I dunno. Im stuck. I need a good review on how to do this simple procedure. Any website link to a review/refreasher would be good.

Thanks guys