Question

2) 1:1 + 1 + 1 (1 + 1:1-1) - 1 - 1 - 1 : (1 + 11 - 1)​

Answer 1

Ответ:

1)

1:1=1;

(1+1:1-1)=1;

(1+11-1)=11;

2)

1+1+1=3-1-1-1=0:11=0