यदि \(A\cap B=A\) और \(A\neq \varnothing\) है, तो कौन सा संबंध सही है?

If \(A\cap B=A\) and \(A\neq \varnothing\), which relation is correct?

Explanation opens after your attempt
Correct Answer

A. \(A\subseteq B\)

Step 1

Concept

If the common part is the whole of (A), then (A) lies completely inside (B). Hence \(A\subseteq B\) is correct.

Step 2

Why this answer is correct

The correct answer is A. \(A\subseteq B\). If the common part is the whole of (A), then (A) lies completely inside (B). Hence \(A\subseteq B\) is correct.

Step 3

Exam Tip

यदि साझा भाग पूरा (A) है, तो (A) पूरी तरह (B) में है। इसलिए \(A\subseteq B\) सही है।

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FAQs

Mathematics Answer, Explanation and Revision Hints

यदि \(A\cap B=A\) और \(A\neq \varnothing\) है, तो कौन सा संबंध सही है? / If \(A\cap B=A\) and \(A\neq \varnothing\), which relation is correct?

Correct Answer: A. \(A\subseteq B\). Explanation: यदि साझा भाग पूरा (A) है, तो (A) पूरी तरह (B) में है। इसलिए \(A\subseteq B\) सही है। / If the common part is the whole of (A), then (A) lies completely inside (B). Hence \(A\subseteq B\) is correct.

Which concept should I revise for this Mathematics MCQ?

If the common part is the whole of (A), then (A) lies completely inside (B). Hence \(A\subseteq B\) is correct.

What exam hint can help solve this Mathematics question?

यदि साझा भाग पूरा (A) है, तो (A) पूरी तरह (B) में है। इसलिए \(A\subseteq B\) सही है।