SOLUTION: Solve for x: e^(x)+e^(2x)=12

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Question 934515: Solve for x:
e^(x)+e^(2x)=12

Found 2 solutions by Alan3354, MathLover1:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Solve for x:
e^(x)+e^(2x)=12
==============
Solve for x:
e^(2x) + e^x - 12 = 0
(e^x + 4)*(e^x - 3) = 0
---
e^x = -4 (Ignore)
e^x = 3
x = ln(3)

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!



if product same then corresponding factors are same too; so, we have

and
=>=>

......


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