यदि \(a_1=2\), \(a_2=4\) और \(a_n=3a_{n-1}\) है तो \(a_4\) क्या होगा?
If \(a_1=2\), \(a_2=4\), and \(a_n=3a_{n-1}\), what is \(a_4\)?
Explanation opens after your attempt
C. (36)
Concept
\(a_3=12\) and \(a_4=36\). Exam tip: multiply the previous term by (3) each time.
Why this answer is correct
The correct answer is C. (36). \(a_3=12\) and \(a_4=36\). Exam tip: multiply the previous term by (3) each time.
Exam Tip
\(a_3=12\) और \(a_4=36\) है। पिछले पद को हर बार (3) से गुणा करें।
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