\(\binom{6}{2}\) और \(\binom{6}{4}\) में क्या संबंध है?
What is the relation between \(\binom{6}{2}\) and \(\binom{6}{4}\)?
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Correct Answer
A. दोनों बराबर हैंThey are equal
Concept
Because \(\binom{n}{r}=\binom{n}{n-r}\). Here (r=2) and (n-r=4).
Why this answer is correct
The correct answer is A. दोनों बराबर हैं / They are equal. Because \(\binom{n}{r}=\binom{n}{n-r}\). Here (r=2) and (n-r=4).
Exam Tip
क्योंकि \(\binom{n}{r}=\binom{n}{n-r}\) होता है। यहां (r=2) और (n-r=4) हैं।
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