यदि \(a_1=2\), \(a_2=3\) और \(a_n=a_{n-1}+n\) है तो \(a_4\) क्या होगा?
If \(a_1=2\), \(a_2=3\), and \(a_n=a_{n-1}+n\), what is \(a_4\)?
Explanation opens after your attempt
C. (10)
Concept
\(a_3=3+3=6\) and \(a_4=6+4=10\). Exam tip: this rule adds the current (n).
Why this answer is correct
The correct answer is C. (10). \(a_3=3+3=6\) and \(a_4=6+4=10\). Exam tip: this rule adds the current (n).
Exam Tip
\(a_3=3+3=6\) और \(a_4=6+4=10\) है। इस नियम में वर्तमान (n) जोड़ा जाता है।
Login to save your score, XP, coins and progress.
