Question 993443
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ \forall a\ \in\ \mathbb{R}\ \frac{a}{-a}\ =\ -1]


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

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