2 3 x 1 2 5 6x 2 July 8, 2019 16 32 64 128 2 3x 1 2 5 6x 2 2 x 1 2x 5 6x 3 4x 3 )( 3x 1 )-( 2x 5 )( 6x 2 )= 28 2x 3 )( 6x 1 )( 3x 2 )( x 2 )- 5 0 6x 5 2x 3 4x 2 3x 1 )/( x 2 2 x 2 5