SOLUTION: e^(2x)-2e^x+1 =0 Solve:
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Question 735947: e^(2x)-2e^x+1 =0 Solve:
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
e^(2x)-2e^x+1 =0 Solve:
let u=e^x
u^2=e^(2x)
..
u^2-2u+1=0
(u-1)^2=0
u=1 (mult. 2)
u=e^x=1
x=0
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