अनुक्रम \(9,16,23,30,\ldots\) के लिए सही स्पष्ट नियम कौन-सा है?
Which explicit rule is correct for the sequence \(9,16,23,30,\ldots\)?
Explanation opens after your attempt
D. \(a_n=7n+2\)
Concept
The difference is (7) and the first term is (9) so \(a_n=7n+2\). In exams take the difference as the coefficient of (n).
Why this answer is correct
The correct answer is D. \(a_n=7n+2\). The difference is (7) and the first term is (9) so \(a_n=7n+2\). In exams take the difference as the coefficient of (n).
Exam Tip
अंतर (7) है और पहला पद (9) है इसलिए \(a_n=7n+2\) है। परीक्षा में अंतर को (n) का गुणांक मानें।
Login to save your score, XP, coins and progress.
