यदि \(a_1=4\), \(a_2=8\) और \(a_n=a_{n-1}+a_{n-2}+6\) है तो \(a_5\) क्या होगा?
If \(a_1=4\), \(a_2=8\), and \(a_n=a_{n-1}+a_{n-2}+6\), what is \(a_5\)?
Explanation opens after your attempt
A. (54)
Concept
The terms are (4,8,18,32,56), so \(a_5=56\). Exam tip: add (6) along with the previous two terms.
Why this answer is correct
The correct answer is A. (54). The terms are (4,8,18,32,56), so \(a_5=56\). Exam tip: add (6) along with the previous two terms.
Exam Tip
पद (4,8,18,32,56) हैं इसलिए \(a_5=56\) है। सही विकल्पों में (56) होना चाहिए।
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