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Status: Waiting for your answers.

Given:     f(x) = 2x3 + 11x2 + 7x - 20 x -5 -4 -3 -2 -1 0 1 2 3 4 5 y -30 0 4 -6 -18 -20 0 54 154 312 540     Find: Determine the third zero (rounded to the nearest hundredth) using the known zeros and synthetic division.   Zero: