( \frac{(n+1)!}{(n-3)!} ) का सही विस्तार कौन सा है?

Which is the correct expansion of ( \frac{(n+1)!}{(n-3)!} )?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. ((n+1)n(n-1)(n-2))

Explanation

Simple Explanation

((n+1)!) को ((n+1)n(n-1)(n-2)(n-3)!) तक फैलाते हैं। इसलिए चार गुणक बचते हैं। / We expand ((n+1)!) up to ((n+1)n(n-1)(n-2)(n-3)!). Therefore four factors remain.

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FAQs

Mathematics Answer, Explanation and Revision Hints

( \frac{(n+1)!}{(n-3)!} ) का सही विस्तार कौन सा है? / Which is the correct expansion of ( \frac{(n+1)!}{(n-3)!} )?

Correct Answer: A. ((n+1)n(n-1)(n-2)). Explanation: ((n+1)!) को ((n+1)n(n-1)(n-2)(n-3)!) तक फैलाते हैं। इसलिए चार गुणक बचते हैं। / We expand ((n+1)!) up to ((n+1)n(n-1)(n-2)(n-3)!). Therefore four factors remain.