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