यदि \(a_1=1\), \(a_2=5\) और \(a_n=a_{n-1}+a_{n-2}\) है तो \(a_5\) क्या होगा?
If \(a_1=1\), \(a_2=5\), and \(a_n=a_{n-1}+a_{n-2}\), what is \(a_5\)?
Explanation opens after your attempt
C. (17)
Concept
The terms are (1,5,6,11,17), so \(a_5=17\). Exam tip: add the previous two terms in the correct order.
Why this answer is correct
The correct answer is C. (17). The terms are (1,5,6,11,17), so \(a_5=17\). Exam tip: add the previous two terms in the correct order.
Exam Tip
पद (1,5,6,11,17) हैं इसलिए \(a_5=17\) है। पिछले दो पदों को सही क्रम में जोड़ें।
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