यदि \(a_n=4n^2+3\) है, तो \(a_5\) क्या होगा?
If \(a_n=4n^2+3\), what is \(a_5\)?
Explanation opens after your attempt
C. (103)
Concept
(a_5=4(5)2+3=103). Square first, then multiply and add.
Why this answer is correct
The correct answer is C. (103). (a_5=4(5)2+3=103). Square first, then multiply and add.
Exam Tip
(a_5=4(5)2+3=103)। पहले वर्ग करें फिर गुणा और जोड़ करें।
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