अनुक्रम \(3,9,19,33,\ldots\) के लिए सही सामान्य नियम कौन सा है?
Which general rule is correct for the sequence \(3,9,19,33,\ldots\)?
Explanation opens after your attempt
B. \(2n^2+1\)
Concept
For (n=1,2,3,4), \(2n^2+1\) gives the given terms. While checking options, match the first four terms.
Why this answer is correct
The correct answer is B. \(2n^2+1\). For (n=1,2,3,4), \(2n^2+1\) gives the given terms. While checking options, match the first four terms.
Exam Tip
(n=1,2,3,4) रखने पर \(2n^2+1\) से दिए गए पद मिलते हैं। विकल्प जांचते समय पहले चार पद मिलाना उपयोगी है।
Login to save your score, XP, coins and progress.