If f is a function defined from R to R, is given by f(x) = x2 then f -1(x) is given by?

does not exist since it is not a bijection

If f is a function defined from R to R, is given by f(x) = x2 then f -

1.	If f is a function defined from R to R, is given by f(x) = x² then f ^-1(x) is given by?
A.	1/(3x-5)
B.	(x+5)/3
C.	does not exist since it is not a bijection
D.	none of the mentioned
Answer» D. none of the mentioned