Find functions f and g such that h(x) = f(g(x)). Note: do not choose f(x) = x or g(x) = x

22. h(x) = ln(x^3) 23. h(x) = (ln x)^3

The answer to 23 is: f(x) =x^3

g(x) = ln x

but I dont understand how to get it. Sorry if this is incredibly simple, and thanks for any help