यदि \(A\subseteq B\subseteq C\subseteq U\) है, तो (\(A\cup B\cup C\)') किसके बराबर होगा?
If \(A\subseteq B\subseteq C\subseteq U\), then (\(A\cup B\cup C\)') is equal to what?
Explanation opens after your attempt
A. (C')
Concept
In the chain, the union is the largest set (C), so its complement is (C'). Simplify the union first.
Why this answer is correct
The correct answer is A. (C'). In the chain, the union is the largest set (C), so its complement is (C'). Simplify the union first.
Exam Tip
श्रृंखला में संघ सबसे बड़ा समुच्चय (C) है, इसलिए उसका पूरक (C') होगा। पहले संघ को सरल करें।
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