यदि \(a_1=6\) और \(a_{n+1}=2a_n\) है तो \(a_4\) का मान क्या होगा?
If \(a_1=6\) and \(a_{n+1}=2a_n\), what is the value of \(a_4\)?
Explanation opens after your attempt
C. (48)
Concept
The terms are (6,12,24,48), so \(a_4=48\). Exam tip: double only the previous term.
Why this answer is correct
The correct answer is C. (48). The terms are (6,12,24,48), so \(a_4=48\). Exam tip: double only the previous term.
Exam Tip
पद (6,12,24,48) हैं इसलिए \(a_4=48\) है। गुणा वाले नियम में पिछले पद को ही दोगुना करें।
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