अनुक्रम \(1,3,5,7,\ldots\) में (31) कौन-सा पद है?
In the sequence \(1,3,5,7,\ldots\), which term is (31)?
Explanation opens after your attempt
C. सोलहवाँ पदsixteenth term
Concept
Here \(a_n=2n-1\), and (2n-1=31) gives (n=16). In exams, remember the odd-number rule.
Why this answer is correct
The correct answer is C. सोलहवाँ पद / sixteenth term. Here \(a_n=2n-1\), and (2n-1=31) gives (n=16). In exams, remember the odd-number rule.
Exam Tip
यहाँ \(a_n=2n-1\) है और (2n-1=31) से (n=16) है। परीक्षा में विषम संख्या का नियम याद रखें।
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