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VITEEE 2011 Paper

Section: Mathematics

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Question : 82

Total: 120

If R be a relation from A = {1,2,3,4} to B = {1,3,5} such that (a, b) ∊ R ⇔ a < b, then ROR−1 is

{(1,3), (1,5), (2,3), (2,5), (3,5), (4,5)}
{(3,1), (5,1), (3,2), (5,2), (5,3), (5,4)}
{(3,3), (3,5), (5,3), (5,5)
{(3,3), (3,4), (4,5)}

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