यदि \(A\cap B=A\), तो कौन सा निष्कर्ष हमेशा सही है?

If \(A\cap B=A\), which conclusion is always correct?

Explanation opens after your attempt
Correct Answer

A. \(A\subseteq B\)

Step 1

Concept

The common part is (A), so every element of (A) is in (B). This is exactly subset relation.

Step 2

Why this answer is correct

The correct answer is A. \(A\subseteq B\). The common part is (A), so every element of (A) is in (B). This is exactly subset relation.

Step 3

Exam Tip

साझा भाग (A) है, इसलिए (A) का हर सदस्य (B) में है। यह उपसमुच्चय की पहचान है।

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Mathematics Answer, Explanation and Revision Hints

यदि \(A\cap B=A\), तो कौन सा निष्कर्ष हमेशा सही है? / If \(A\cap B=A\), which conclusion is always correct?

Correct Answer: A. \(A\subseteq B\). Explanation: साझा भाग (A) है, इसलिए (A) का हर सदस्य (B) में है। यह उपसमुच्चय की पहचान है। / The common part is (A), so every element of (A) is in (B). This is exactly subset relation.

Which concept should I revise for this Mathematics MCQ?

The common part is (A), so every element of (A) is in (B). This is exactly subset relation.

What exam hint can help solve this Mathematics question?

साझा भाग (A) है, इसलिए (A) का हर सदस्य (B) में है। यह उपसमुच्चय की पहचान है।