Question 969216
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The beginning of Quadrant IV is *[tex \Large \frac{3\pi}{2}] which is a little over 4 and a half.  The end of Quadrant IV is *[tex \Large 2\pi] which is a little over 6 and a quarter.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ \frac{3\pi}{2}\ <\ 5\ <\ 2\pi]


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

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