10x 4 7x 2 July 8, 2019 16 32 64 128 10x 4 7x 2 1 0 10x 4 7x 28 10x 2 7x 4 0 X 4 7x 3 10x 2 10x 4 2 7x 6 2 9 12x 4 7x 26 10x 10x 2 4 )-( 7x 2 3 10x 4 7x 8 19x 2 10x 20 7x 4 10x 20 7x 4 180 10x 4 11x 3 42x 2 7x 12 10x 3x 7 2 4 7x 10x 8 2 7x 4 3 10x 2 )=- 4 (- 7x 11 X 4 7x 3 10x 2 0