Is t/2. her the maximum value of f(x) ( is ex. e (a) (b) e e (c) (d) e ve then, sol. (c) let fx)= f'(x)=- (logx+1)=-x* (log x+1)= 0 f'x)-0-x "(logx + 1)=0 log x

is t/2. Her The maximum value of f(x) ( is Ex. e (A) (B) e e (C) (D) e Ve then, Sol. (C) Let fx)= f'(x)=- (logx+1)=-x* (log x+1)= 0 f'x)-0-x "(logx + 1)=0 log x+1=0 logx=-1x=e Clearly, f'(x) <0 atx = e