Question Number 100151 by student work last updated on 25/Jun/20

(√(lnx)) −ln(√x) =0 x=?

Commented bybobhans last updated on 25/Jun/20

set (√(ln(x))) = u u−(1/2)u^2 =0 ⇒(1/2)u(2−u)=0 { ((u=0 ⇒ln(x)=0 , x=1)),((u=2 ⇒ln(x)=4 , x = e^4 )) :}