अनुक्रम \(5,14,27,44,\ldots\) का सामान्य पद क्या है?
What is the general term of the sequence \(5,14,27,44,\ldots\)?
Explanation opens after your attempt
D. \(a_n=2n^2+3n\)
Concept
\(2n^2+3n\) gives (5,14,27,44). In exams test the rule on the first four terms.
Why this answer is correct
The correct answer is D. \(a_n=2n^2+3n\). \(2n^2+3n\) gives (5,14,27,44). In exams test the rule on the first four terms.
Exam Tip
\(2n^2+3n\) से (5,14,27,44) मिलते हैं। परीक्षा में पहले चार पदों पर नियम जाँचें।
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