यदि (r=0) हो तो \(^{n}C_r\) के formula में कौन-सा denominator आता है?
If (r=0) what denominator appears in the formula of \(^{n}C_r\)?
Explanation opens after your attempt
A. (0!,n!)
Concept
\(^{n}C_0=\frac{n!}{0!n!}\) and its value is (1). In exams remember (0!=1).
Why this answer is correct
The correct answer is A. (0!,n!). \(^{n}C_0=\frac{n!}{0!n!}\) and its value is (1). In exams remember (0!=1).
Exam Tip
\(^{n}C_0=\frac{n!}{0!n!}\) होता है और इसका मान (1) है। परीक्षा में (0!=1) याद रखें।
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