\( 2 \frac{\ln{\left \lvert f{\left ( x \right )} \right \rvert}}{\left \lbrace f{\left ( x \right )} \right \rbrace^{2}} \) ফাংশনটির সর্বোচ্চ মান কত?

A -1/e

B -1/e2

C 1/e

D 1/e2

Solution

Correct Answer: Option C

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