Question

the identity for the addition of rational number is
a 0
b 1
c 2
d -1​

Answer 1

Answer:

1 1 1 1 1 1 1 2 1 p1 1vriiehwhdhggu2hdjeehsi2hrgfbxkwhszzhejzvehdhdjsjajajajdjdhdahhsbdhshshw

Answer 2

Answer:

If they are same

like = -1+1

so the answer is

0