Mathematics Answer, Explanation and Revision Hints
यदि \(a_n=2n^2+5n\) है तो कौन सा पद (403) है? / If \(a_n=2n^2+5n\), which term is (403)?
Correct Answer: B. (13)वाँ / (13)th. Explanation: \(2\times13^2+5\times13=403\) है इसलिए यह (13)वाँ पद है। पद पहचानने के लिए विकल्पों को सूत्र में रखें। / \(2\times13^2+5\times13=403\), so it is the (13)th term. Exam tip: substitute the options into the formula.
Which concept should I revise for this Mathematics MCQ?
\(2\times13^2+5\times13=403\), so it is the (13)th term. Exam tip: substitute the options into the formula.
What exam hint can help solve this Mathematics question?
\(2\times13^2+5\times13=403\) है इसलिए यह (13)वाँ पद है। पद पहचानने के लिए विकल्पों को सूत्र में रखें।
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