Simplify the rational expression

(x^2+xy-2y^2)/(x^2+3xy+2y^2)

3 answers

did you try factoring both expressions?
They factor quite easily.
Then divide out the common factor, don't forget to state the restriction.
But it has two variables?
Simplify the rational expression
(x^2+xy-2y^2)/(x^2+3xy+2y^2)

Algebra 2 - Damon, Thursday, March 27, 2014 at 11:04am

[ (x-y)(x+2y) ] / [(x+2y)(x+y) ]

= (x-y)/(x+y)