अनुक्रम \(8,13,18,23,\ldots\) में कौन-सा पद (58) है?
In the sequence \(8,13,18,23,\ldots\), which term is (58)?
Explanation opens after your attempt
C. (11)वाँ(11)th
Concept
(a_n=8+(n-1)5=5n+3), so (5n+3=58) gives (n=11). Form the rule and set it equal to the given term.
Why this answer is correct
The correct answer is C. (11)वाँ / (11)th. (a_n=8+(n-1)5=5n+3), so (5n+3=58) gives (n=11). Form the rule and set it equal to the given term.
Exam Tip
(a_n=8+(n-1)5=5n+3), इसलिए (5n+3=58) से (n=11)। नियम बनाकर दिए पद के बराबर रखें।
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