SOLUTION: X^2-13x+42 over X^2-4x-21 Equals to what must be simplify

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Question 1002340: X^2-13x+42 over
X^2-4x-21
Equals to what must be simplify

Found 2 solutions by fractalier, stanbon:
Answer by fractalier(6550)   (Show Source): You can put this solution on YOUR website!
Always look to factor and cancel...so from

we get

The x-7 cancels and our final answer is
(x-6)/(x+3)

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
(X^2-13x+42) / (X^2-4x-21)
====
Factor::
[(x-7)(x-6)] / [(x-7)(x+3)]
------
= (x-6)/(x+3)
------------
Cheers,
Stan H.
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