Question

Determine the values of n for which f(x)=x^2 has an inverse that is a function. Assume that n is a whole number.

Answer 1

I didnt see any answer options but on my test it said this:
Determine the values of n for which f(x)=x^n has an inverse that is a function.

a. n is even
b. n is odd
c. n < 0
d. n > 0

And if you have this answer option my answer would be B. N is odd