The relation R is defined on the set of natural numbers as $\{(a,b):a=2b\}$. Then $R^{-1}$ is given by:
Answer & explanation
Correct answer: option 2
$R=\{(2,1)(4,2)(6,3),......\}$. So $R^{-1}=\{(1, 2), (2, 4), (3, 6). . . . \}$
The relation R is defined on the set of natural numbers as $\{(a,b):a=2b\}$. Then $R^{-1}$ is given by:
Correct answer: option 2
$R=\{(2,1)(4,2)(6,3),......\}$. So $R^{-1}=\{(1, 2), (2, 4), (3, 6). . . . \}$