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Math Help - prove √2i = (1-i)

  1. #1
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    prove √2i = (1-i)

    sqrt(2i)= (1-i)

    how to prove it?
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  2. #2
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    Quote Originally Posted by stupid_kid View Post
    sqrt(2i)= (1-i)

    how to prove it?
    Hint: Square both sides.

    Hint2: Use de Moiver's theorem to find all 2nd degree roots of 2i and show they are (1-i)
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