Question

If x + 0 = 0 + x, which is rational number, then 0 is called
a) identity for addition of rational numbers
b) additive inverse of x
c) multiplication inverse of x
d) reciprocal of x​

Answer 1

Answer:

(a) We know that, the sum of any rational number and zero (0) is the rational number itself. Now, x + 0 = 0+ x= x, which is a rational number, then 0 is called identity for addition of rational numbers.

Answer 2

Answer:

$\huge \mathfrak\fcolorbox{pink}{lavenderblush}{Answer♡}$

If x + 0 = 0 + x, which is a rational number, then 0 is called the additive identity for rationals .

Option ( a ) Identity for addition of rational numbers