Mathematics · Functions and Relations
If A = {1, 2, 3, 4, 5, 6} and R = {(a, b) : |a2 - b2| is even, ∀ a, b ∈ A}, then the relation R on set A is a/an _________.
- 1Symmetric relation only
- 2Transitive relation only
- 3Reflexive relation only
- 4Equivalence relation✓
Correct answer
Equivalence relation
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