क्रम \(8,18,28,38,\ldots\) के लिए सही \(a_n\) नियम कौन सा है?
Which \(a_n\) rule is correct for \(8,18,28,38,\ldots\)?
Explanation opens after your attempt
A. \(a_n=10n-2\)
Concept
The first term is (8) and the difference is (10). \(a_n=10n-2\) gives \(8,18,28,\ldots\).
Why this answer is correct
The correct answer is A. \(a_n=10n-2\). The first term is (8) and the difference is (10). \(a_n=10n-2\) gives \(8,18,28,\ldots\).
Exam Tip
पहला पद (8) और अंतर (10) है। \(a_n=10n-2\) से \(8,18,28,\ldots\) मिलते हैं।
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