Express the function h(z) =-2 .3^2x in the form h(x) = ( o g)(z) where (x) ?x and g(x) ?xa) g(x) = b) f(x) =

Express the function h(z) =-2 .3^2x in the form h(x) = (ƒ o g)(z) where ƒ(x) ?x and g(x) ?xa) g(x) = b) f(x) =