Question

Verified by Toppr

Correct option is

Reciprocal of a number is the number obtained by dividing it by $1$.

Here, reciprocal of $1=11 =1$ and reciprocal of $−1=−11 =−1$

Hence, they are both the reciprocals of themselves.

Option B

Reciprocal of $0$ can be denoted as $01 $ which isn't defined. Anything divided by $0$ is not defined.

Option C

Addition, subtraction, multiplication or division of a rational number with another rational number always gives a rational number.

$∴$ All the statements are correct.

0

0