Asked by Algebra II
Is the inverse of a function always a function?
Answers
Answered by
Reiny
no
e.g. suppose y = x^2 , which is a function
the inverse is x = y^2 , which is not a function
www.wolframalpha.com/input/?i=plot+y+%3D+x%5E2+,++x+%3D+y%5E2
e.g. suppose y = x^2 , which is a function
the inverse is x = y^2 , which is not a function
www.wolframalpha.com/input/?i=plot+y+%3D+x%5E2+,++x+%3D+y%5E2
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