Mathematics · Set Theory
Let A = { pq : p ∈ &Z; \ {5, -5}, q ∈ &Z;+, gcd(p, q) = 1 }. The set A is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1countable and bounded
- 2countable and unbounded✓
- 3uncountable
- 4bounded and finite
Correct answer
countable and unbounded
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