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Important NCERT Examples (Part II)
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Sachin Rana is teaching live on Unacademy Plus

Sachin Rana
IVth Year UG, IIT Bombay | YouTuber (150k subs) | No. 1 educator for Organic Chemistry.

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(5)
U
Unacademy user
is question me words put krne ka dusra bhi method hai. ek question me do method ho skte hain ? ??
Uday Pati
a year ago
same question .......Maine iss question ko different tarikaa s solve kiya .....by taking even numbers first arranging them in ascending order and then odd numbers arranging them in ascending order
35 ways of choosing the rest (7C3).