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Math Help - simplify the equation

  1. #1
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    simplify the equation

    I need to simplify (i^2+2i+1)/(-i^2+1) to the form #i where # is any coefficient.
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  2. #2
    Senior Member mollymcf2009's Avatar
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    Quote Originally Posted by hayter221 View Post
    I need to simplify (i^2+2i+1)/(-i^2+1) to the form #i where # is any coefficient.
    Remember that i^2 = -1

    So,

    \frac{i^2 + 2i +1}{-i^2 + 1}

    = \frac{-1 + 2i + 1}{1 + 1}

    = \frac{2i}{2}

    = 1i or just i
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