SOLUTION: Please help me to find the inverse function of f in problem f(x)=x^(2 ) ,x≥0 Thanks

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Question 147185: Please help me to find the inverse function of f in
problem f(x)=x^(2 ) ,x≥0
Thanks
Answer by nabla(475) About Me  (Show Source):
You can put this solution on YOUR website!
rewrite as:
y=x^2

Now swap x and y
x=y^2
Now solve for y
+/- Sqrt(x)=y
So f-1(x)=+/- Sqrt(x)