The polynomial function f(x) has degree 4, a y-intercept of 40, roots of -5 and 4, and a multiplicity 2 root of 1. Enter f(x).

the graph of the equation is shown​

The polynomial function fx has degree 4 a yintercept of 40 roots of 5 and 4 and a multiplicity 2 root of 1 Enter fxthe graph of the equation is shown class=