\(\frac{7!}{5!}\times\frac{5!}{6!}\) का मान क्या है?
What is the value of \(\frac{7!}{5!}\times\frac{5!}{6!}\)?
Explanation opens after your attempt
C. (7)
Concept
The middle (5!) cancels and \(\frac{7!}{6!}=7\) remains. Do not change the order in chained cancellation.
Why this answer is correct
The correct answer is C. (7). The middle (5!) cancels and \(\frac{7!}{6!}=7\) remains. Do not change the order in chained cancellation.
Exam Tip
बीच का (5!) कट जाता है और \(\frac{7!}{6!}=7\) बचता है। श्रृंखला कटौती में क्रम न बदलें।
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