Question

If R={(1,2),(2,3),(3,9),(4,5)} find R-1​

Answer 1

`R^(-1)`={(2,1), (3,2), (9,3), (5,4)}

Explanation:

Solution Given:

To find the inverse we need to exchange Domain to Range and vice-versa.

so

`R^(-1)`={(2,1), (3,2), (9,3), (5,4)}