UPSC NDA I 2023 Mathematics Solved Paper

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Consider the following for the next two (02) items that follow :
Given that m(θ)=cot2θ+n2tan2θ+2n where n is a fixed positive real number.
[NDA I 2023]
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Question : 53 of 120
 
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What is the least value of m(θ)?
[NDA I 2023]
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