यदि \(a_n=4n^2+1\) है तो \(a_3+a_4\) का मान क्या होगा?
If \(a_n=4n^2+1\) then what is the value of \(a_3+a_4\)?
Explanation opens after your attempt
C. (102)
Concept
\(a_3=37\) and \(a_4=65\) so the sum is (102). In exams calculate the square carefully.
Why this answer is correct
The correct answer is C. (102). \(a_3=37\) and \(a_4=65\) so the sum is (102). In exams calculate the square carefully.
Exam Tip
\(a_3=37\) और \(a_4=65\) इसलिए योग (102) है। परीक्षा में वर्ग का मान ध्यान से निकालें।
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