SOLUTION: Please help me solve : ((4x^2-x-12)/(x^2+9x+18)) / ((x^2+x-20)/(x^2+8x+15)) Your awesome

SOLUTION: Please help me solve : ((4x^2-x-12)/(x^2+9x+18)) / ((x^2+x-20)/(x^2+8x+15)) Your awesome

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Question 746174: Please help me solve : ((4x^2-x-12)/(x^2+9x+18)) / ((x^2+x-20)/(x^2+8x+15))
Your awesome
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
if we invert the divisor and rewrite as multiplication then

Factoring is a little tedious, but you can verify that when factored we get:

next we cancel:

and finally...

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