X 2 5x 6 x 2 x 1 0 July 8, 2019 16 32 64 128 X 2 5x 1 0 find x 6 x 4 x 2 1 5x 3 X 2 5x 1 0 then x 6 x 4 x 2 1 5x 3 (x ^ 2 - 5x + 6)/(x ^ 2 + 5x + 6) = 0