(13) खिलाड़ियों में से (6) खिलाड़ी चुनने हैं और (4) विशेष खिलाड़ियों में से ठीक (2) खिलाड़ी चुने जाएं। कितने तरीके हैं?

From (13) players (6) players are to be selected and exactly (2) of (4) special players are selected. How many ways are there?

Explanation opens after your attempt
Correct Answer

C. (756)

Step 1

Concept

Choose (2) from (4) special players and (4) from the remaining (9). The ways are \(\binom{4}{2}\binom{9}{4}=756\).

Step 2

Why this answer is correct

The correct answer is C. (756). Choose (2) from (4) special players and (4) from the remaining (9). The ways are \(\binom{4}{2}\binom{9}{4}=756\).

Step 3

Exam Tip

(4) विशेष में से (2) और बाकी (9) में से (4) चुनेंगे। तरीके \(\binom{4}{2}\binom{9}{4}=756\) हैं।

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Mathematics Answer, Explanation and Revision Hints

(13) खिलाड़ियों में से (6) खिलाड़ी चुनने हैं और (4) विशेष खिलाड़ियों में से ठीक (2) खिलाड़ी चुने जाएं। कितने तरीके हैं? / From (13) players (6) players are to be selected and exactly (2) of (4) special players are selected. How many ways are there?

Correct Answer: C. (756). Explanation: (4) विशेष में से (2) और बाकी (9) में से (4) चुनेंगे। तरीके \(\binom{4}{2}\binom{9}{4}=756\) हैं। / Choose (2) from (4) special players and (4) from the remaining (9). The ways are \(\binom{4}{2}\binom{9}{4}=756\).

Which concept should I revise for this Mathematics MCQ?

Choose (2) from (4) special players and (4) from the remaining (9). The ways are \(\binom{4}{2}\binom{9}{4}=756\).

What exam hint can help solve this Mathematics question?

(4) विशेष में से (2) और बाकी (9) में से (4) चुनेंगे। तरीके \(\binom{4}{2}\binom{9}{4}=756\) हैं।