\(^{n}C_r\) के factorial formula में (r!) किस अतिरिक्त गिनती को हटाता है?
In the factorial formula of \(^{n}C_r\) what extra counting is removed by (r!)?
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Correct Answer
A. चुनी गई (r) वस्तुओं के अंदरूनी क्रमInternal orders of selected (r) objects
Concept
In combination the order of selected objects is not considered different. In exams remove internal order in unordered selection.
Why this answer is correct
The correct answer is A. चुनी गई (r) वस्तुओं के अंदरूनी क्रम / Internal orders of selected (r) objects. In combination the order of selected objects is not considered different. In exams remove internal order in unordered selection.
Exam Tip
Combination में चुनी वस्तुओं का क्रम अलग नहीं माना जाता। परीक्षा में unordered selection में internal order हटाएँ।
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