समांतर श्रेणी \(11,16,21,\ldots\) में (90) से छोटा सबसे बड़ा पद कौन-सा है?
In the arithmetic progression \(11,16,21,\ldots\), what is the greatest term less than (90)?
Explanation opens after your attempt
B. (86)
Concept
The general term is \(a_n=5n+6\), and the greatest term below (90) is (86). In boundary questions, check nearby terms.
Why this answer is correct
The correct answer is B. (86). The general term is \(a_n=5n+6\), and the greatest term below (90) is (86). In boundary questions, check nearby terms.
Exam Tip
सामान्य पद \(a_n=5n+6\) है और (90) से छोटा सबसे बड़ा पद (86) है। सीमा वाले प्रश्न में नजदीकी पद जांचें।
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