Question 332330
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"Sum" means add.  So instead of *[tex \Large 4\,\cdot\,2n\ =\ 56], you want:


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 4\ +\ 2n\ =\ 56]


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