Algebra Homework Help : Expansion of (a ± b)(y ± b) by FOIL
Quiz : Expand each of the following and type only the expanded answer in the input box.
Leave no spaces when typing the answer.
EXAMPLE: (2x + 3)(4x - 7y) = 8x2-14xy+12x-21y
Since there are multiple ways of writing an answer, it is possible the computer may mark a correct answer wrong.
So, please use the FOIL method and always check the explanation.