SOLUTION: how is this rational exp done? x^2-x-6 over x^2+2x+1 divided by x+2 over x+1

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: how is this rational exp done? x^2-x-6 over x^2+2x+1 divided by x+2 over x+1      Log On


   

Question 210692: how is this rational exp done?
x^2-x-6 over x^2+2x+1 divided by
x+2 over x+1
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
x^2-x-6 over x^2+2x+1 divided by
x+2 over x+1
:
%28%28x%5E2-x-6%29%29%2F%28%28x%5E2%2B2x%2B1%29%29
------------
%28%28x%2B2%29%29%2F%28%28x%2B1%29%29
:
Factor the top equation, invert the dividing fraction and multiply
%28%28x-3%29%28x%2B2%29%29%2F%28%28x%2B1%29%28x%2B1%29%29 * %28%28x%2B1%29%29%2F%28%28x%2B2%29%29
:
Cancel out x+2 and x+1
%28%28x-3%29%29%2F%28%28x%2B1%29%29