SOLUTION: Can you help me factor x^2-3x-2?

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Question 39267: Can you help me factor x^2-3x-2?
Answer by Earlsdon(6294)   (Show Source): You can put this solution on YOUR website!
Factor:
Try this!
You are looking for two binomials of the form:
where: and
Let's see what we can find.
If m = 1 and n = -2, then (This is ok) and (but this won't do it).
Try m = -1 and n = 2, then (This is ok)and (but this won't do either).
As you can see, we've exhausted the possibilities of the restriction on m and n, so the conclusion is that the expression: is not factorable, therefore, it is prime.

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