AFI 37. Given f(x)= vx-2 and g(x)= 2 x- -3 find the domain of g(f(x)). 38. Given f(x) = v4-x and g(x)= 2 find the domain of g(f(x)). Find functions f(x) and g(x) so the given function can be expressed as h (x) = f (8(x)). 39. h(x) = (x+2) 40. h(x) =(x-5)