Mathematics · Set Theory & Discrete Mathematics
Which of the following relations defined on set X = {1, 2, 3} is an equivalence relation?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1{(1, 1), (2, 2), (3, 3), (1, 3)}
- 2{(1, 1), (1, 2), (1, 3), (2, 2), (2, 1), (3, 3), (3, 1)}
- 3{(1, 1), (2, 2), (3, 3), (1, 2), (2, 1)}✓
- 4{(1, 2), (2, 2), (3, 3)}
Correct answer
{(1, 1), (2, 2), (3, 3), (1, 2), (2, 1)}
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