3 x 2 6x 0 July 8, 2019 16 32 64 128 2x 3 x 2 6x 0 3x 3 6x 2 0 X 3 5x 2 6x 0 X 3 7x 2 6x 0 X 3 2 6x 8 0 X 3 4x 2 6x 0 X 3 3x 2 6x 8 0 X 2 6x 3 0 completing the square X 3 3x 2 6x 18 0 X 3 6x 2 8x 0 X 2 6x 3 0 complete the square X 2 6x 3 0 factored X 3 6x 2 16x 0 X 2 6x 3 0 discriminant X 3 6x 2 32 0