1 2x 7 0 July 8, 2019 16 32 64 128 1 2x 7 0 8x 9 X 1 )( 2x 7 )= 0 3x 1 )( 2x 7 )= 0 2x 1 7 25 0 1 2x 3 7 7 06 4x 1 7 * 2x 2 0 1 2x 4 5x 0 7 1 01 0 7 2x 1 0 49 2x 1 )( 5x 7 )= 0 1-2x 7