अनुक्रम \(\frac{5}{2},5,\frac{15}{2},10,\ldots\) का (n)वाँ पद क्या है?
What is the (n)th term of the sequence \(\frac{5}{2},5,\frac{15}{2},10,\ldots\)?
Explanation opens after your attempt
A. \(a_n=\frac{5n}{2}\)
Concept
Each term is equal to \(\frac{5}{2}\) times (n). In exams, identify the fractional multiplier.
Why this answer is correct
The correct answer is A. \(a_n=\frac{5n}{2}\). Each term is equal to \(\frac{5}{2}\) times (n). In exams, identify the fractional multiplier.
Exam Tip
हर पद (n) के \(\frac{5}{2}\) गुने के बराबर है। परीक्षा में भिन्न गुणक पहचानें।
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