---

Status: Waiting for your answers.

Given:     f(x) = 8x3 - 21x2 - 89x - 30 x -5 -4 -3 -2 -1 0 1 2 3 4 5 y -1110 -522 -168 0 30 -30 -132 -228 -270 -210 0     Find: Determine the third zero (rounded to the nearest hundredth) using the known zeros and synthetic division.   Zero: