If the derivative of the function f(x)=\frac{m}{x}+2 n x+1 vanishes at x=2, then what is the value of m+8 n ? [NDA-I 2022]

Correct Answer is : Cannot be determined due to insufficient data

Cannot be determined due to insufficient data

UPSC NDA I 2022 Mathematics Solved Paper

Question : 77 of 120

Marks: +1, -0

If the derivative of the function f(x)=‌

+2nx+1 vanishes at x=2, then what is the value of m+8n ?

[NDA-I 2022]

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