यदि \(a_1=5\), \(a_2=9\) और \(a_n=a_{n-1}+a_{n-2}+4\) है तो \(a_5\) क्या होगा?
If \(a_1=5\), \(a_2=9\), and \(a_n=a_{n-1}+a_{n-2}+4\), what is \(a_5\)?
Explanation opens after your attempt
B. (44)
Concept
The terms are (5,9,18,31,53), so \(a_5=53\). The correct option should include (53).
Why this answer is correct
The correct answer is B. (44). The terms are (5,9,18,31,53), so \(a_5=53\). The correct option should include (53).
Exam Tip
पद (5,9,18,31,53) हैं इसलिए \(a_5=53\) है। सही विकल्प में (53) होना चाहिए।
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