3 2х 1 ) 7 4 July 8, 2019 16 32 64 128 3 2х 1 )+ 7 4 3 2х 1 4 5 7 2х 5 4 2х 3 6 4х 1 7 3 2х 1 )- 4 х 1 )= 2х 7 2х 3 2 х 1 )= 4 х 1 )- 7 4х 5 2 3 2х 8х 1 7 8 2х 3 )+ 7 4 2 х )- 1 4х 1 2 3 2х 8х 1 7 4 *( 1 2х 3 7 )= 2 8 3/7х=1 2 2 3/7 х/7 3 1/7 (3∙2х) 7 = 42