अनुक्रम \(3,5,9,17,\ldots\) के लिए सही स्पष्ट नियम कौन-सा है?
Which explicit rule is correct for the sequence \(3,5,9,17,\ldots\)?
Explanation opens after your attempt
C. \(a_n=2^n+1\)
Concept
\(2^n+1\) gives (3,5,9,17). In exams, also check constant addition in power-based options.
Why this answer is correct
The correct answer is C. \(a_n=2^n+1\). \(2^n+1\) gives (3,5,9,17). In exams, also check constant addition in power-based options.
Exam Tip
\(2^n+1\) से (3,5,9,17) मिलते हैं। परीक्षा में घात वाले विकल्पों में स्थिर जोड़ भी जाँचें।
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