X 2 4x 45 July 8, 2019 16 32 64 128 X 2 4x 45 factored X 2 4x 45 0 X 2 4x 45 0 quadratic formula X 2 4x 45 0 дискриминант X 2 4x 45 0 completing the square X 2 4x 45 complete the square X 2 4x 45 0 factored X 2 4x 45 factorise X 2 4x 45 0 solve by factoring X 2 45 4x solve by factoring Y x 2 4x 45 X 4 4x 2 45 Solve x 2 4x 45 0