Question 349996
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ f(x)\ =\ x]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ g(x)\ =\ x]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ (f\,\circ\,g)\ =\ f\left(g(x)\right)\ =\ f(x)\ =\ x]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ (g\,\circ\,f)\ =\ g\left(f(x)\right)\ =\ g(x)\ =\ x]



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