Find the solutions of the exponential equation

e^2x–4e^x+3=0

x1=? x2=?

3 answers

let u = e^x and you have

(u-1)(u-3) = 0
so e^x = 1 or e^x = 3
got it?
what happens to the 2 in e^2x?
do u bring it down?
(e^x)^2 = e^2x
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