यदि किसी गुणोत्तर श्रेणी में (a=3) और (r=4) है, तो \(a_8\) का मान क्या होगा?
If a geometric progression has (a=3) and (r=4), what is the value of \(a_8\)?
Explanation opens after your attempt
C. (49152)
Concept
\(a_8=3\cdot4^7=49152\). In exams, use \(r^7\) for the eighth term.
Why this answer is correct
The correct answer is C. (49152). \(a_8=3\cdot4^7=49152\). In exams, use \(r^7\) for the eighth term.
Exam Tip
\(a_8=3\cdot4^7=49152\) है। परीक्षा में आठवें पद के लिए \(r^7\) लगाएँ।
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