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Sets and Relations question

2019 · 12 Jan · Shift 2 · Q40
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  5. /2019 · 12 Jan · Shift 2 · Q40

Sets and Relations question

2019 · 12 Jan · Shift 2 · Q40

JEE MainMathematicsSets and RelationsMCQ+4 / −1
Let Z be the set of integers. If A = {x ∈\in∈ Z : 2(x + 2) (x2 −-− 5x + 6) = 1} and B = {x ∈\in∈ Z : −-− 3 < 2x −-− 1 < 9}, then the number of subsets of the set A ×\times× B, is
  1. A
    212
  2. B
    218
  3. C
    210
  4. D
    215
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