2 x 12 0 July 8, 2019 16 32 64 128 2 2x 12 0 X 2 12 0 quadratic formula X 2 12 0 solve X 2 2x 12 0 6x 2 x 12 0 X 2 x 12 0 solve by factoring 6x 2 x 12 0 quadratic formula 4x 2 x 12 0 X 2 x 12 0 solve the inequality X 2 x 12 0 теорема виета 20x 2 x 12 0 5x 2 x 12 0 X 2 x 12 0 if a is a solution 2 '- 6 x 12 '- 0 7x 2 x 12 0