यदि (a=2) और (r=6) है, तो \(a_4\) क्या होगा?
If (a=2) and (r=6), what is \(a_4\)?
Explanation opens after your attempt
C. (432)
Concept
\(a_4=2\cdot6^3=432\). In the (n)th term the exponent is (n-1).
Why this answer is correct
The correct answer is C. (432). \(a_4=2\cdot6^3=432\). In the (n)th term the exponent is (n-1).
Exam Tip
\(a_4=2\cdot6^3=432\)। (n)वें पद में घात (n-1) होती है।
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