अनुक्रम \(15,30,45,60,\ldots\) में (105) कौन-सा पद है?
In the sequence \(15,30,45,60,\ldots\), which term is (105)?
Explanation opens after your attempt
C. सातवाँ पदseventh term
Concept
Here \(a_n=15n\), and (15n=105) gives (n=7). In exams, identify the multiple and find the term number.
Why this answer is correct
The correct answer is C. सातवाँ पद / seventh term. Here \(a_n=15n\), and (15n=105) gives (n=7). In exams, identify the multiple and find the term number.
Exam Tip
यहाँ \(a_n=15n\) है और (15n=105) से (n=7) है। परीक्षा में गुणज पहचानकर पद संख्या निकालें।
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