2 9 x 3 )= 4x 7 July 8, 2019 16 32 64 128 X 3 )( 4x 2 7x 9 9 3 4x 7 )=- 2 x 6 4x 2 9 =( x 7 )( 2x 3 3 4x 7 )- 2 x 9 )= 31 7 2 x 3 6 9 4x 8 3 x 3 = 9 2x 9 9 x 8 =
