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Thread: algebra

  1. April 3rd 2009, 12:32 AM #1
    kwamamom
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    Exclamation algebra

    solve
    2(x-3)square -3 (x-1)square=3-(x+2) square
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  2. April 3rd 2009, 01:35 AM #2
    Jhevon
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    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by kwamamom View Post
    solve
    2(x-3)square -3 (x-1)square=3-(x+2) square
    recall that
    (a \pm b)^2 = a^2 \pm 2ab + b^2. So your equation becomes

    2(x^2 - 6x + 9) - 3(x^2 - 2x + 1) = 3 - (x^2 + 4x + 4)

    can you finish?
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