<PRE><B>Question 733067</B>
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Take the square root of both sides, remembering to consider both the positive and negative roots (use *[tex \LARGE \pm\sqrt{16}]) in the LHS.  Then for each of the resulting equations, add 4 to both sides.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
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My calculator said it, I believe it, that settles it
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