SOLUTION: Simplify: x^2-3x-10 over x^2-x-20 Hope that makes sense.

SOLUTION: Simplify: x^2-3x-10 over x^2-x-20 Hope that makes sense.

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Question 195060: Simplify: x^2-3x-10 over x^2-x-20 Hope that makes sense.

Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
( x^2 -3x -10 ) / x^2 -x-20)
.
factoring
.
{ [ ( x-5) (x+2) ] / [ (x-5) (x+4 ]
.
(x+2) / (x+4)
.
checking ,,,let x=1, check original and answer
.
original,,,(1 -3-10) / (1-1-20) ,,, -12/ -20 = 3/5
.
answer ,,,, 3/5,,,,ok
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