Note that,Originally Posted bykbryant05

Also note that,

Therefore,

Note that,Originally Posted bykbryant05

Also that,

When added,

This is a trick I always told my classmates. Do the problem,Originally Posted bykbryant05[/tex

then worry about the negative.

You have,

Thus,

Now introduce the "i" because the number was negative.

This is my 13th post!!!