SOLUTION: how do you solve this rational expression.... for allr is not equal to 2 r^2-5r+6/r^2-4 the answer is r-3/r+2 i just need to know how to get this answer.

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: how do you solve this rational expression.... for allr is not equal to 2 r^2-5r+6/r^2-4 the answer is r-3/r+2 i just need to know how to get this answer.      Log On


   



Question 116863: how do you solve this rational expression.... for allr is not equal to 2
r^2-5r+6/r^2-4 the answer is r-3/r+2 i just need to know how to get this answer.

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
how do you solve this rational expression.... for allr is not equal to 2
%28r%5E2-5r%2B6%29%2F%28r%5E2-4%29
:
Note that you can factor the numerator and the denominator is the difference of squares, you can factor also, then cancel out (r-2)
%28%28r-3%29%28r-2%29%29%2F%28%28r%2B2%29%28r-2%29%29 = %28r-3%29%2F%28r%2B2%29