SOLUTION: When simplifying a rational expression, why do you need to factor the numerator and the denominator?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: When simplifying a rational expression, why do you need to factor the numerator and the denominator?       Log On


   

Question 220142: When simplifying a rational expression, why do you need to factor the numerator and the denominator?



Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
Because you can ONLY divide out FACTORS (never terms!). To reduce a fraction, the expression must be in FACTORED form!!

R^2