\(^{n}P_1=n\) और \(^{n}C_1=n\) दोनों क्यों बराबर हैं?
Why are both \(^{n}P_1=n\) and \(^{n}C_1=n\) equal?
Explanation opens after your attempt
Correct Answer
A. क्योंकि (1) object का order अलग परिणाम नहीं बनाताBecause the order of (1) object creates no different result
Concept
One object can be arranged in (1!) way. In exams permutation and combination give the same value for (r=1).
Why this answer is correct
The correct answer is A. क्योंकि (1) object का order अलग परिणाम नहीं बनाता / Because the order of (1) object creates no different result. One object can be arranged in (1!) way. In exams permutation and combination give the same value for (r=1).
Exam Tip
एक वस्तु को arrange करने का (1!) तरीका है। परीक्षा में (r=1) पर permutation और combination समान मान दें।
Login to save your score, XP, coins and progress.