1. e^ln3 - 2lnx

Question

2. 2(lnx)^2 + lnx - 1 =0

3. d/dx (e^x . e^e^x)

Answer 1

1.
e^ln 3 = 3
so
3 - ln x^2

2.
2z^2 +z-1 = 0
(2z-1)(z+1) = 0

z = 1/2 or -1
ln x = 1/2
e^ln x = x = e^.5 = 1.65
ln x = -1
e^-1 = 1/e = .367

3.
do not understand notation