SOLUTION: I do not know how to factor this. Can you help me? 4x^2-4x-8

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I do not know how to factor this. Can you help me? 4x^2-4x-8      Log On


   

Question 717221: I do not know how to factor this. Can you help me?
4x^2-4x-8
Found 2 solutions by solver91311, stanbon:
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Factor out a 4, then factor . Hint: -2 plus 1 is -1 and -2 times 1 is -2.

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
factor this. Can you help me?
4x^2-4x-8
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Greatest common factor: 4
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Factored form:
= 4(x^2 -x -2)
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= 4(x-2)(x+1)
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Cheers,
Stan H.