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Math Help - Square root problem

  1. #1
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    achille
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    Square root problem

    I have this problem: the square root of 2 divided by 2, all in parenthesis, raised to the second power. How is the answer 1 divided by 2? I would think 1 divided by four....
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  2. #2
    Senior Member jakncoke's Avatar
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    Re: Square root problem

     (\frac{\sqrt{2}}{2})^2 = \frac{\sqrt{2}}{2} * \frac{\sqrt{2}}{2} = \frac{2}{4} = \frac{1}{2}
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