4 6x 3 )= 12 2x 1 July 8, 2019 16 32 64 128 1 3 6x 12 )= 4 1 2x 1 )- 2 2 6x 4 3 )( 9x 12 )( 1 2x 2 4 )= 0 4(3/4 - 6x) = - 12(2x + 1/4) + 6