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Status: Waiting for your answers.

Given:     f(x) = 3x3 + 13x2 - 18x - 40 x -5 -4 -3 -2 -1 0 1 2 3 4 5 y 0 48 50 24 -12 -40 -42 0 104 288 570     Find: Determine the third zero (rounded to the nearest hundredth) using the known zeros and synthetic division.   Zero: