यदि \(A\cap B=B\) है, तो कौन सा संबंध सही है?
If \(A\cap B=B\), which relation is correct?
Explanation opens after your attempt
Correct Answer
A. \(B\subseteq A\)
Concept
When the common part is the whole set (B), every element of (B) is in (A). Thus \(B\subseteq A\).
Why this answer is correct
The correct answer is A. \(B\subseteq A\). When the common part is the whole set (B), every element of (B) is in (A). Thus \(B\subseteq A\).
Exam Tip
जब सामान्य भाग पूरा (B) है, तो (B) का हर अवयव (A) में है। अतः \(B\subseteq A\)।
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