Question

(d) Identity element for subtraction of rational numbers is-
( ) 1
(ii) o
(iii) - 1
(iv) does not exist​

Answer 1

Answer:

0

Step-by-step explanation:

The statement, " 0 is the identity element for subtraction of rational numbers" is true. This is because when 0 is subtracted from any rational number, the answer is the rational number itself. There is no change in the rational numbers when rational numbers are subtracted by 0

Answer 2

Answer:

The element for subtraction of rational numbers is 0