4 3x 2 2 9 x 1 2 July 8, 2019 16 32 64 128 2 9 x 2 1 3 2 3x 5 4 9x 4 2/9 * x = 3x + 2 (4x ^ 2 - 9)/(2x + 3) (4 9 - x) 1 2 = 3