Let A = {1, 2, 3}, B = {1, 3, 5} . If relation R from A to B is given by R ={(1, 3), (2, 5), (3, 3)}

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1.Relation and Function

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Let $A = \{1, 2, 3\}, B = \{1, 3, 5\}$. If relation $R$ from $A$ to $B$ is given by $R =\{(1, 3), (2, 5), (3, 3)\}$. Then ${R^{ - 1}}$ is

A

$\{(3, 3), (3, 1), (5, 2)\}$

B

$\{(1, 3), (2, 5), (3, 3)\}$

C

$\{(1, 3), (5, 2)\}$

D

None of these

Solution

(a) It is obvious.

Standard 12

Mathematics

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