\(^{10}C_5\times5\) को permutation form में कैसे लिख सकते हैं?
How can \(^{10}C_5\times5\) be written in permutation form?
Explanation opens after your attempt
A. \(^{10}P_5\div4!\)
Concept
One person has a distinct role and the order of the remaining (4) members is irrelevant. In exams remove overcounting of remaining members when there is a special role.
Why this answer is correct
The correct answer is A. \(^{10}P_5\div4!\). One person has a distinct role and the order of the remaining (4) members is irrelevant. In exams remove overcounting of remaining members when there is a special role.
Exam Tip
एक व्यक्ति का role अलग है और बाकी (4) सदस्यों का क्रम महत्वहीन है। परीक्षा में special role होने पर remaining members का overcount हटाएँ।
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