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## Main Question or Discussion Point

f(x) =2x + ln x

f^-1(x)=?

i do

f(x)=2x +lnx=ln (e^2x) + ln x = ln [(e^2x)x]

=>e^f(x)=e^2x(x)=>

can eny body solve this equation

f^-1(x)=?

i do

f(x)=2x +lnx=ln (e^2x) + ln x = ln [(e^2x)x]

=>e^f(x)=e^2x(x)=>

can eny body solve this equation