(n) distinct people की round-table seating में ((n-1)!) और row seating में (n!) का अंतर किससे आता है?
What causes the difference between ((n-1)!) for round-table seating and (n!) for row seating of (n) distinct people?
Explanation opens after your attempt
A. Circular seating में rotations same मानी जाती हैंRotations are considered the same in circular seating
Concept
In a circle, fixing one person removes rotational overcount. In exams use the one-fixed method for round tables.
Why this answer is correct
The correct answer is A. Circular seating में rotations same मानी जाती हैं / Rotations are considered the same in circular seating. In a circle, fixing one person removes rotational overcount. In exams use the one-fixed method for round tables.
Exam Tip
Circle में एक व्यक्ति को fixed मानकर rotational overcount हटता है। परीक्षा में round table में one fixed method अपनाएं।
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