X 2 5x 6 0 completing the square July 8, 2019 16 32 64 128 X 2 5x 6 0 solve by completing the square X2 5x 6 0 completing the square mathway X2 5x 6 0 completing the square answer X2 5x 6 0 completing the square method Solve x2 5x 6 0 by completing the square