Question 990173
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Factor the numerator and factor the denominator.  One of the factors in the numerator will match one of the factors in the denominator; hence the factor the numerator and denominator have in common.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it

*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \