I don't understand this can you help and show the work!

-X- Let f (x) = x4 - 4x -2x-+ 12x + 9, orx)= x2 - 2x - s and mx ) = + 1 x- - 2x - 3 Part A: Use complete sentences to compare the domain and range of the polynomial function f (x) to that of the radical function g(x). (5 points) Part B: How do the breaks in the domain of h(x) relate to the zeros of f (x)? (5 points) Edit View Insert Format Tools Table