Question

define additive identity give 2mark answer ​

Answer 1

Answer:

an identity element (such as 0 in the group of whole numbers under the operation of addition) that in a given mathematical system leaves unchanged any element to which it is added.

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Answer 2

Answer:

X+0 = X , That is called additive identity

Here the sum of no. and 0 is number itself That is the definition of additive identity

So

Zero is additive identity