(8!) को (9!) की सहायता से कैसे लिखा जा सकता है?
How can (8!) be written using (9!)?
Explanation opens after your attempt
A. \(\frac{9!}{9}\)
Concept
\(9!=9\times8!\), so \(8!=\frac{9!}{9}\). A smaller factorial can also be found from a larger factorial.
Why this answer is correct
The correct answer is A. \(\frac{9!}{9}\). \(9!=9\times8!\), so \(8!=\frac{9!}{9}\). A smaller factorial can also be found from a larger factorial.
Exam Tip
\(9!=9\times8!\), इसलिए \(8!=\frac{9!}{9}\)। बड़े क्रमगुणित से छोटा क्रमगुणित भी निकाला जा सकता है।
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