अनुक्रम \(2,10,24,44,\ldots\) का सामान्य पद क्या है?
What is the general term of the sequence \(2,10,24,44,\ldots\)?
Explanation opens after your attempt
B. \(a_n=3n^2-n\)
Concept
\(3n^2-n\) gives (2,10,24,44). In exams, match polynomial rules using small (n) values.
Why this answer is correct
The correct answer is B. \(a_n=3n^2-n\). \(3n^2-n\) gives (2,10,24,44). In exams, match polynomial rules using small (n) values.
Exam Tip
\(3n^2-n\) से (2,10,24,44) मिलते हैं। परीक्षा में बहुपद नियमों को छोटे (n) मानों से मिलाएँ।
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