4х 4 2 3х 5 July 8, 2019 16 32 64 128 4 2 3х )-( 5 х 11 х 4 2 3х 5 )= 7 4х 7 4х 5 )- 4 2 3х )= 6х 3 4х 2 7 3х 5 4 3 3 3х 4 )= 2 4х 5 )+ х 5 4 3х 2 )= 15 4х 4х-5 3 4х =2 5