If $x + 0 = 0 + x = x,$ which is a rational number, then $0$ is called

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Identity for the addition of rational numbers

Additive inverse of x

Multiplicative inverse of x

Reciprocal of x

answer is A.

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Detailed Solution

Given,

x + 0 = 0 + x = x .

Any rational number is always equal to the sum of that rational number and zero.
As a result, 0 is known as the identity for adding rational numbers.
Thus, option 1 is correct.

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