यदि \(a_n=50-4n\) है, तो \(a_9\) का मान क्या होगा?
If \(a_n=50-4n\), what is the value of \(a_9\)?
Explanation opens after your attempt
C. (14)
Concept
\(a_9=50-36=14\). In exams, subtract (4n) correctly in a decreasing formula.
Why this answer is correct
The correct answer is C. (14). \(a_9=50-36=14\). In exams, subtract (4n) correctly in a decreasing formula.
Exam Tip
\(a_9=50-36=14\) है। परीक्षा में घटते सूत्र में (4n) को सही घटाएँ।
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