अनुक्रम \(13,18,23,28,\ldots\) में कौन सा पद (98) है?
In the sequence \(13,18,23,28,\ldots\), which term is (98)?
Explanation opens after your attempt
C. (18)वाँ(18)th
Concept
(a_n=13+5(n-1)), and (13+5(n-1)=98) gives (n=18). Exam tip: do not forget (n-1) when finding position.
Why this answer is correct
The correct answer is C. (18)वाँ / (18)th. (a_n=13+5(n-1)), and (13+5(n-1)=98) gives (n=18). Exam tip: do not forget (n-1) when finding position.
Exam Tip
(a_n=13+5(n-1)) और (13+5(n-1)=98) से (n=18) मिलता है। पद संख्या निकालते समय (n-1) न भूलें।
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