Question

1+1

Answer 1

2

Answer 2

2

Answer 3

2

Answer 4

2

Answer 5

\(1+1=1-\left(-1\right)=1\times2=-1+3=2\)

Answer 6

2

Answer 7

1+1=2

 

Answer 8

2

Answer 9

1+1=2

Answer 10

2

Answer 11

2

Answer 12

2

Answer 13

2

Answer 14

2

Answer 15

2