8 3х )( 2у 1 July 8, 2019 16 32 64 128 8 3х 2 1 2х 0 8 2 3х 11 7 2х 3х 8 2 =- 1 8 40 8 3 х 2 12 3х 2у 1 2х 5у 8 3х 2у 8 2х 6у 10
