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March 30, 2017

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I need help factoring 64b^2-(q+r)^2

  • Algebra - ,

    difference of two squares (a^2-b^2 =(a-b)(a+b) in general

    here (8b-(q+r))(8b+(q+r))
    = (8b-q-r)(8b+q+r)

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