यदि \(a_n=8n+3\) है, तो \(a_7-a_2\) कितना होगा?
If \(a_n=8n+3\), what is \(a_7-a_2\)?
Explanation opens after your attempt
C. (40)
Concept
\(a_7=59\) and \(a_2=19\), so the difference is (40). Find both terms separately and subtract.
Why this answer is correct
The correct answer is C. (40). \(a_7=59\) and \(a_2=19\), so the difference is (40). Find both terms separately and subtract.
Exam Tip
\(a_7=59\) और \(a_2=19\), इसलिए अंतर (40) है। दोनों पद अलग निकालकर घटाएं।
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