0 x 2 5x 8 July 8, 2019 16 32 64 128 0 =- 0.5 x 2 5x 8 X 2 5x 84 0 X 2 5x 8 0 discriminant X 2 5x 80 0 X 2 25x 84 0 4 x 0 2 )= 5x 3 8 X 3 5x 2 8x 0 0 3 x 2 8 1 5x X 3 5x 2 8 0 X 4 5x 2 8 0 X 3 5x 2 8x 4 0 X 3 5x 2 8x 6 0 X 3 5x 2 8x 12 0 X 3 5x 2 8x 40 0 X 2 5x 8 0 quadratic formula