(8) अतिथियों में से (4) अतिथियों को मंच पर बुलाने के कितने तरीके हैं यदि उनका क्रम नहीं देखना है?
In how many ways can (4) guests be called on stage from (8) guests if their order is not considered?
Explanation opens after your attempt
B. (70)
Concept
Order is not considered, so \(\binom{8}{4}=70\). Merely calling them is selection.
Why this answer is correct
The correct answer is B. (70). Order is not considered, so \(\binom{8}{4}=70\). Merely calling them is selection.
Exam Tip
क्रम नहीं देखना है इसलिए \(\binom{8}{4}=70\) है। केवल बुलाना चयन है।
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