2x 3 5 x 3 =( 2x 1 ) 10 July 8, 2019 16 32 64 128 2x 3 5 x 3 =( 2x 1 )+ 10 3 2x 1 )(- x 3 )-( 2x 5 2 3 x 5 ) + 10x 2
