\(^{11}C_8\) को calculation के लिए किस रूप में लिखना सबसे आसान होगा?
Which form is easiest for calculation of \(^{11}C_8\)?
Explanation opens after your attempt
A. \(^{11}C_3\)
Concept
Because \(^{11}C_8=^{11}C_{3}\) and (3) is the smaller index. In exams replace large (r) by (n-r).
Why this answer is correct
The correct answer is A. \(^{11}C_3\). Because \(^{11}C_8=^{11}C_{3}\) and (3) is the smaller index. In exams replace large (r) by (n-r).
Exam Tip
क्योंकि \(^{11}C_8=^{11}C_{3}\) और (3) छोटा index है। परीक्षा में बड़े (r) को (n-r) से बदलें।
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