0 2 4 0 ) 7 July 8, 2019 16 32 64 128 0 2 4 0 )+ 7 2 4 0 75 2 4 0 72 0 6 x 2 )+ 4 6 0 4 7 x 0 2 х 3 )= 0 4 7 х )- 4 6 8 0 7x 4 )- 2 0 2x 3 )=- 39 8 0 7х 4 )- 2 0 2х 3 )=- 39 0 7 0 3 x 2 )= 0 4 x 3