The degree of the polynomial function f(x) is 4.
The roots of the equation f(x)
0 are -2, -1, 1 and 3.
Which graph could be the graph of f(z)?
y
![The degree of the polynomial function fx is 4 The roots of the equation fx 0 are 2 1 1 and 3 Which graph could be the graph of fz y class=](https://us-static.z-dn.net/files/d58/f4752e8e4f18b8f38cf1c88eef1ff5f4.png)