3 2 x 0 7 July 8, 2019 16 32 64 128 2x 2 3 )(- x 7 )= 0 X 3 x 2 72x 0 3 2 x 0 1 x 1 7 X 3 7x 2 x 7 0 4x 3 2x 2 x 7 0 2 x 1 3 0 75 X 3 2x 2 36x 72 0 X 3 8 x 2 x 7 0 3 x 2 7x 2 0 2 x 3 2 72 0 0 x 2 3 2x 70 8 X 3 6x 2 7x 0 0 3 7 2 x 1 5 X 3 8x 2 7x 0