1 2x 2 5x 7 July 8, 2019 16 32 64 128 3x 1 )( 2x 2 5x 7 2x 1 )( x 2 5x 7 12x 1 2 6 5x )+ 7 12x 2 5x 7 0 2x 2 5x 7 )( x 1 )= 0 1 2x 7 2 =- 3 8 5x 4 2x 3 7x 2 5x 1 0 2x 1 3 5x 3 2 7 x 6 2x 1 3 5x 2 7 x 13 2x 1 3 5x 2 7 12x 2 5x 72 0 12x 2 5x 72 12x 2 25x 7 12x 2 25x 7 0