---

Status: Waiting for your answers.

Given:     f(x) = 2x3 + x2 - 23x + 20 x -5 -4 -3 -2 -1 0 1 2 3 4 5 y -90 0 44 54 42 20 0 -6 14 72 180     Find: Determine the third zero (rounded to the nearest hundredth) using the known zeros and synthetic division.   Zero: