2 2 4x 10 July 8, 2019 16 32 64 128 2 4x 2 )= 10x 6 2 2 (- 9 4x )= 10x 8 Y 2 2 4x 10 X 2 4x 2 10 2x 3 2 4x 2 10 2x 4 10
