X 2 5x 6 20 July 8, 2019 16 32 64 128 5x 2 x x 6 20 3 Lim x 2 5x 6 x 2 12x 20 X 6 5x 4 4x 2 20 0 20x 3 x 2 24 6 5x 9x 6 (- 2 x )=- 7 * 5x 20 2x 1 3 x 4 2 5x 20 6 What is this kind of equation called x 2 5x 6 20 2 x 2 5