यदि \(a_1=1\), \(a_2=4\) और \(a_n=2a_{n-1}\) है तो \(a_5\) क्या होगा?
If \(a_1=1\), \(a_2=4\), and \(a_n=2a_{n-1}\), what is \(a_5\)?
Explanation opens after your attempt
C. (32)
Concept
The terms are (1,4,8,16,32), so \(a_5=32\). Exam tip: after the second term multiply the previous term by (2).
Why this answer is correct
The correct answer is C. (32). The terms are (1,4,8,16,32), so \(a_5=32\). Exam tip: after the second term multiply the previous term by (2).
Exam Tip
पद (1,4,8,16,32) हैं इसलिए \(a_5=32\) है। दूसरे पद के बाद पिछले पद को (2) से गुणा करें।
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