यदि \(a_n=3^n+1\) है तो \(a_4\) का मान क्या होगा?
If \(a_n=3^n+1\) then what is the value of \(a_4\)?
Explanation opens after your attempt
C. (82)
Concept
\(a_4=3^4+1=82\). In exams find the power and add the constant.
Why this answer is correct
The correct answer is C. (82). \(a_4=3^4+1=82\). In exams find the power and add the constant.
Exam Tip
\(a_4=3^4+1=82\) है। परीक्षा में घात निकालकर स्थिर संख्या जोड़ें।
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