\(\frac{6!-5!}{4!}\) का मान क्या होगा?
What is the value of \(\frac{6!-5!}{4!}\)?
Explanation opens after your attempt
C. (25)
Concept
\(6!-5!=6\cdot5!-5!=5\cdot5!\), and \(\frac{5\cdot5!}{4!}=25\). Take the common factorial first.
Why this answer is correct
The correct answer is C. (25). \(6!-5!=6\cdot5!-5!=5\cdot5!\), and \(\frac{5\cdot5!}{4!}=25\). Take the common factorial first.
Exam Tip
\(6!-5!=6\cdot5!-5!=5\cdot5!\), और \(\frac{5\cdot5!}{4!}=25\)। पहले सामान्य फैक्टोरियल निकालें।
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