Find the inverse function (if it exists) of h(x) = x/(6x⁵). If the function is not invertible, enter none.

a) h^(-1)(x) = 1/(6x⁴)
b) h^(-1)(x) = 1/(5x⁶)
c) h^(-1)(x) = 1/(30x⁶)
d) None of the above