यदि \(a_1=2\), \(a_2=6\) और \(a_n=a_{n-1}+a_{n-2}+3n\) है तो \(a_5\) क्या होगा?
If \(a_1=2\), \(a_2=6\), and \(a_n=a_{n-1}+a_{n-2}+3n\), what is \(a_5\)?
Explanation opens after your attempt
Correct Answer
B. (50)
Concept
\(a_3=17\), \(a_4=35\), and \(a_5=67\). Exam tip: add current (3n) with the previous two terms.
Why this answer is correct
The correct answer is B. (50). \(a_3=17\), \(a_4=35\), and \(a_5=67\). Exam tip: add current (3n) with the previous two terms.
Exam Tip
\(a_3=17\), \(a_4=35\) और \(a_5=67\) है। सही विकल्पों में (67) होना चाहिए।
Login to save your score, XP, coins and progress.