SOLUTION: Simplify the rational expression. 8x^2+56x/x^3+343 I have: 8x(x+7)/(x^2+7)(x+49)= 8x/x^2+49 I don't know what I'm doing wrong. Thank you for your help!!

SOLUTION: Simplify the rational expression. 8x^2+56x/x^3+343 I have: 8x(x+7)/(x^2+7)(x+49)= 8x/x^2+49 I don't know what I'm doing wrong. Thank you for your help!!

Algebra.Com

Question 854031: Simplify the rational expression.
8x^2+56x/x^3+343
I have:
8x(x+7)/(x^2+7)(x+49)= 8x/x^2+49
I don't know what I'm doing wrong.
Thank you for your help!!
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
8x(x+7)/x^3+343=
x^3+343=(x+7)*(x^2-7x+49)
8x(x+7)/(x+7)*(x^2-7x+49)
8x/(x^2-7x+49)
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