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Thread: The difference of two squares

  1. August 8th 2008, 07:40 AM #1
    Alienis Back
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    The difference of two squares

    Could you give me a hand with this?
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  2. August 8th 2008, 08:01 AM #2
    skeeter
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    just combine like terms in the [brackets] ...

    [(x - 3) - 5] = [x - 3 - 5] = [x - 8]

    [(x - 3) + 5] = [x - 3 + 5] = [x + 2]
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  3. August 8th 2008, 11:59 AM #3
    Alienis Back
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    Why didn't I think of it before!! Well...mmm I thought about it but then doubted

    Thank you, very much
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