यदि \(a_n=2n!+1\) है तो \(a_5\) का मान क्या होगा?
If \(a_n=2n!+1\), what will be the value of \(a_5\)?
Explanation opens after your attempt
C. (241)
Concept
\(a_5=2\times5!+1=2\times120+1=241\). Exam tip: calculate the factorial first and then multiply.
Why this answer is correct
The correct answer is C. (241). \(a_5=2\times5!+1=2\times120+1=241\). Exam tip: calculate the factorial first and then multiply.
Exam Tip
\(a_5=2\times5!+1=2\times120+1=241\) है। पहले फैक्टोरियल निकालें फिर गुणा करें।
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