अनुक्रम \(1,\frac{10}{3},7,12,\ldots\) के लिए सही स्पष्ट नियम कौन-सा है?
Which explicit rule is correct for the sequence \(1,\frac{10}{3},7,12,\ldots\)?
Explanation opens after your attempt
Correct Answer
A. (a_n=\frac{n(2n+1)}{3})
Concept
(\frac{n(2n+1)}{3}) gives the given terms. In exams match fractional terms with options too.
Why this answer is correct
The correct answer is A. (a_n=\frac{n(2n+1)}{3}). (\frac{n(2n+1)}{3}) gives the given terms. In exams match fractional terms with options too.
Exam Tip
(\frac{n(2n+1)}{3}) से दिए पद मिलते हैं। परीक्षा में भिन्न पदों को भी विकल्पों से मिलाएँ।
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