(14) identical coins को (4) persons में बांटना है और exactly (1) person को कुछ न मिले। Count क्या है?
Explanation opens after your attempt
Correct Answer
A. \(^{4}C_1\cdot{}^{13}C_2\)
Concept
First choose the empty person, then distribute positively among the remaining (3) persons. In exams use choose empty plus positive stars and bars for exactly empty conditions.
Why this answer is correct
The correct answer is A. \(^{4}C_1\cdot{}^{13}C_2\). First choose the empty person, then distribute positively among the remaining (3) persons. In exams use choose empty plus positive stars and bars for exactly empty conditions.
Exam Tip
पहले empty person चुनें, फिर बाकी (3) persons में positive distribution करें। परीक्षा में exactly empty condition में choose empty plus positive stars-bars लगाएं।
Login to save your score, XP, coins and progress.