X 2 12x 5 0 July 8, 2019 16 32 64 128 X 2 12x 5 0 completing the square Solve x 2 12x 5 0 using the completing the square method X2 12x 5 0 se obtiene 4x 2 12x 5 0 find x 12x2 − 5x − 2 = 0