Solve 4x 2 1 July 8, 2019 16 32 64 128 Solve 4x 2 16x 15 0 Solve 4x 2 12x 9 0 Solve 4x 2 10 Solve 4x 2 12 Solve 4x 2 100 0 Solve 4x 2 1 7 Solve 4x 2 14 Solve 4x 2 12x 9 Solve 4x 2 18 Solve 4x 2 19x 5 0 Solve 4x 2 12x 5 0 Solve 4x 2 16 Solve 4x 2 100 6 x 5 Solve 4x 2 16x 8 0 by completing the square Solve 4x 2 17x 15