2x 2 4x 2 3 July 8, 2019 16 32 64 128 2x 2 )( 4x 2 3x 6 2x 2 4x 3x 2 x 7 2x 2 4x 3x 2 2x 2 5 4x 2 3 2x 1 2 4x 2 3 2x 2 6x 2 4x 3 5 2x 2 )- 4x =- 3 2 x 2x 2 4x 3 3x 2 3x 2x 2 4x 3x 2 5x 2x 2 x 2 4x 3 2x 2 4x 3 0 2x 2 4x 30 0 2x 2 4x 3 0 completing the square 2x 2 4x 3 x 4 2x 4x 2 3x 1