12x 2 x 6 0 July 8, 2019 16 32 64 128 X 2 12x 6 0 complete the square X 2 12x 6 0 quadratic formula 12x 2 6 7 x 1 ) = 0 Solve x 2 12x 6 0 using the completing the square method X 3 6x 2 12x 6 0 2x 3 x 2 12x 6 0