Mathematics · Topology
इस प्रकार परिभाषित &mathbb{R} 2 के उपसमुच्चय पर विचार कीजिए: A = {(x, y) ∈ &mathbb{R} × &mathbb{R} : (x - 1)(x - 2)(y - 3)(y + 4) = 0}. निम्नलिखित में से कौन सा कथन सत्य है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A सघन (dense) है
- 2A संवृत (closed) है✓
- 3A संहत (compact) है
- 4A संबद्ध (connected) है
सही उत्तर देखें
A संवृत (closed) है
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