Class 11 Mathematics - Permutations And Combinations - Derivations of formulas and their connections Easy Quiz

Level 63 • 1/50 questions • 40 seconds per question.

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Question 1 / 1 0 score

Answered 0/1 Correct 0 Time 00:40

(8) अतिथियों में से (4) अतिथियों को मंच पर बुलाने के कितने तरीके हैं यदि उनका क्रम नहीं देखना है?

Explanation opens after your attempt

Correct Answer

B. (70)

Step 1

Order is not considered, so \(\binom{8}{4}=70\). Merely calling them is selection.

Step 2

The correct answer is B. (70). Order is not considered, so \(\binom{8}{4}=70\). Merely calling them is selection.

Step 3

क्रम नहीं देखना है इसलिए \(\binom{8}{4}=70\) है। केवल बुलाना चयन है।

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