e^(2x)-5e^(x)+6=0
(e^x)^2 = e^(2x) so z^2 - 5 z + 6 = 0 (z-2)(z-3) = 0 z = 2 or z = 3 if e^x = 2 x = ln 2 if e^x = 3 x = ln 3
You can ask a new question or answer this question.