Let f(x) = x- and g(x)= sqrt(x+4) a.Find (f/g) (21) Show all steps b. find domain of function (f/g). Posted on October 18, 2020 | by wp Let f(x) = x- and g(x)= sqrt(x+4) a.Find (f/g) (21) Show all steps b. find domain of function (f/g). Explain