Let f (x) = x4 + 4x3 – 2x2 – 12x + 9, g of x is equal to the square root of the quantity x squared plus 2 times x minus 3 end quantity and h of x is equal to the quantity negative x squared plus 1 end quantity over the quantity x squared plus 2 times x minus 3 end quantityPart 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)