Question

If h(x) = e^x, then h^-1 (x) = ?
A)In(x) or B)log(x) or C)10x or D) 1/e^x

Answer 1

y=e^x
x=e^y
ln(x)=ln(e^y)
ln(x)=y

Answer 2

So A, B, C, D? Thanks! @SolomonZelman