(6) चित्रों में से (2) चित्र चुनकर पोस्टर में लगाने हैं। कितने चयन संभव हैं?
(2) pictures are to be selected from (6) pictures for a poster. How many selections are possible?
Explanation opens after your attempt
B. (15)
Concept
The ways to choose two pictures are \(\binom{6}{2}=15\). If positions are not given, consider only selection.
Why this answer is correct
The correct answer is B. (15). The ways to choose two pictures are \(\binom{6}{2}=15\). If positions are not given, consider only selection.
Exam Tip
दो चित्र चुनने के तरीके \(\binom{6}{2}=15\) हैं। लगाने की जगह न दी हो तो केवल चयन मानें।
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