कौन-सा कथन \(^{n}C_1=n\) की सही व्युत्पत्ति बताता है?
Which statement correctly explains the derivation of \(^{n}C_1=n\)?
Explanation opens after your attempt
A. एक वस्तु चुनने के लिए (n) independent choices हैंThere are (n) independent choices for selecting one object
Concept
In single selection order does not arise and choices are (n). In exams both \(^{n}C_1\) and \(^{n}P_1\) equal (n).
Why this answer is correct
The correct answer is A. एक वस्तु चुनने के लिए (n) independent choices हैं / There are (n) independent choices for selecting one object. In single selection order does not arise and choices are (n). In exams both \(^{n}C_1\) and \(^{n}P_1\) equal (n).
Exam Tip
Single selection में order का प्रश्न नहीं आता और choices (n) हैं। परीक्षा में \(^{n}C_1\) और \(^{n}P_1\) दोनों (n) होते हैं।
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