Question

what is the inverse of y=x^2

Answer 1

x=y^2, replace x with y, y with x

Answer 2

\[y=x ^{2}\]
\[x=y ^{2}\]
\[\sqrt{x}=y\]

Final answer is: \[y=\sqrt{x}\]

Answer 3

plus or minus sqrt(x) if you were to solve for y

Answer 4

I always forget that /facepalm good one rickjbr.

Answer 5

Luis, you should have included y = f(x) first before replacing y with f(x)