यदि \(A\subseteq C\) और \(B\subseteq C\), तो (\(A\cup B\)\setminus C) क्या होगा?

If \(A\subseteq C\) and \(B\subseteq C\), what is (\(A\cup B\)\setminus C)?

Explanation opens after your attempt
Correct Answer

A. \(\varnothing\)

Step 1

Concept

Every element of \(A\cup B\) lies in (C), so removing (C) leaves nothing. Hence the result is \(\varnothing\).

Step 2

Why this answer is correct

The correct answer is A. \(\varnothing\). Every element of \(A\cup B\) lies in (C), so removing (C) leaves nothing. Hence the result is \(\varnothing\).

Step 3

Exam Tip

\(A\cup B\) का हर तत्व (C) में है, इसलिए (C) हटाने पर कुछ नहीं बचेगा। अतः परिणाम \(\varnothing\) है।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(A\subseteq C\) और \(B\subseteq C\), तो (\(A\cup B\)\setminus C) क्या होगा? / If \(A\subseteq C\) and \(B\subseteq C\), what is (\(A\cup B\)\setminus C)?

Correct Answer: A. \(\varnothing\). Explanation: \(A\cup B\) का हर तत्व (C) में है, इसलिए (C) हटाने पर कुछ नहीं बचेगा। अतः परिणाम \(\varnothing\) है। / Every element of \(A\cup B\) lies in (C), so removing (C) leaves nothing. Hence the result is \(\varnothing\).

Which concept should I revise for this Mathematics MCQ?

Every element of \(A\cup B\) lies in (C), so removing (C) leaves nothing. Hence the result is \(\varnothing\).

What exam hint can help solve this Mathematics question?

\(A\cup B\) का हर तत्व (C) में है, इसलिए (C) हटाने पर कुछ नहीं बचेगा। अतः परिणाम \(\varnothing\) है।