Question 1181920
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If 

*[tex \Large g(9)\ =\ 4] then *[tex \Large g^{-1}(4)\ =\ 9], so *[tex \Large g\(g^{-1}(4)\)\ =\ g(9)\ =\ 4]
																
John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it
*[illustration darwinfish.jpg]

From <https://www.algebra.com/cgi-bin/upload-illustration.mpl> 
I > Ø
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \  
								
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