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Thread: Factorizing

  1. September 24th 2009, 05:07 PM #1
    Swiftler
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    Factorizing

    Can someone help me to factorize this equation please:

    x^2-49y^2-14x+49
    Last edited by Swiftler; September 24th 2009 at 05:34 PM. Reason: had a wrong sign
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  2. September 24th 2009, 05:16 PM #2
    tutor.mathitutor
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    x^2-49y^2-14x+49
    = (x-7)^2 - (7y^2)
    = (x-7-7y)(x-7+7y)
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