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Sets and Relations question

2023 · 24 Jan · Shift 1 · Q26
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  5. /2023 · 24 Jan · Shift 1 · Q26

Sets and Relations question

2023 · 24 Jan · Shift 1 · Q26

JEE MainMathematicsSets and RelationsMCQ+4 / −1
The relation R={(a,b):gcd⁡(a,b)=1,2aeb,a,b∈Z}\mathrm{R = \{ (a,b):\gcd (a,b) = 1,2a e b,a,b \in \mathbb{Z}\}}R={(a,b):gcd(a,b)=1,2aeb,a,b∈Z} is :
  1. A
    reflexive but not symmetric
  2. B
    transitive but not reflexive
  3. C
    symmetric but not transitive
  4. D
    neither symmetric nor transitive
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