Question 203208
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The variables can be anything you like so long as they aren't equal to each other making the denominator of the expression equal to zero.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ \{a,\,b\,|a,\,b\,\in\,\R;\,a\,\neq\,b\}]



John
*[tex \LARGE e^{i\pi} + 1 = 0]
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