यदि \(a_n=10n+1\) है, तो \(a_8-a_3\) कितना होगा?
If \(a_n=10n+1\), what is \(a_8-a_3\)?
Explanation opens after your attempt
C. (50)
Concept
\(a_8=81\) and \(a_3=31\), so the difference is (50). Find both terms separately and subtract.
Why this answer is correct
The correct answer is C. (50). \(a_8=81\) and \(a_3=31\), so the difference is (50). Find both terms separately and subtract.
Exam Tip
\(a_8=81\) और \(a_3=31\), इसलिए अंतर (50) है। दोनों पद अलग निकालकर घटाएं।
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