X 2 9 14 0 July 8, 2019 16 32 64 128 9 x 3 x 2 14 0 X2 9 x 14 0 X 2 8 3x 14 9 0 2 x square 14 x 9 0 14 x 2 X ^ 2 - 9x + 14 = 0