rational expression calculator
- Author:
- Tom Owsiak
adds, multiplies, divides, simplifies, tells you what to multiply by in addition and subtraction
watch this video to learn how to use: http://www.youtube.com/watch?v=znfyPOBqz0k&list=UUd2SfkpYdCcZb4BKTpMz-CQ&index=6