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Math Help - factorisation

  1. #1
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    Question factorisation

    can anyone factor this equation fully. I have been struggling with it and it should be quite straight foward.

    x^2 - y^2 +2*z*x + 2*y*z + 2*y - 2*z - 1

    thanks
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  2. #2
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    is there any reason to believe it is completely factorable?
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  4. #4
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    Quote Originally Posted by dopi View Post
    can anyone factor this equation fully. I have been struggling with it and it should be quite straight foward.

    x^2 - y^2 +2*z*x + 2*y*z + 2*y - 2*z - 1

    thanks
    my TI-89 sez ...

    (x+y-1)(x-y+2z+1)
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