क्रम \(24,34,44,54,\ldots\) में \(a_9-a_4\) क्या है?
What is \(a_9-a_4\) in \(24,34,44,54,\ldots\)?
Explanation opens after your attempt
C. (50)
Concept
The common difference is (10), and the gap in positions is (5). Therefore \(a_9-a_4=5\times10=50\).
Why this answer is correct
The correct answer is C. (50). The common difference is (10), and the gap in positions is (5). Therefore \(a_9-a_4=5\times10=50\).
Exam Tip
समान अंतर (10) है और स्थानों का अंतर (5) है। इसलिए \(a_9-a_4=5\times10=50\) है।
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