Question

9. The additive identity of rational numbers is:
A. O
B. 1
C. 2
D. -1​

Answer 1

Answer:

0

Step-by-step explanation:

For any set of numbers, that is, all integers, rational numbers, complex numbers, the additive identity is 0. It is because when you add 0 to any number; it doesn't change the number and keeps its identity.

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Answer 2

Answer:

A. O

B. -1

C.-2

D. 1

Step-by-step explanation:

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