यदि \(a_n=40-3n\) है, तो \(a_{12}\) क्या होगा?
If \(a_n=40-3n\), what is \(a_{12}\)?
Explanation opens after your attempt
B. (4)
Concept
(a_{12}=40-3(12)=4). Be careful with subtraction in a decreasing rule.
Why this answer is correct
The correct answer is B. (4). (a_{12}=40-3(12)=4). Be careful with subtraction in a decreasing rule.
Exam Tip
(a_{12}=40-3(12)=4)। घटते नियम में घटाव सावधानी से करें।
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