Base e and Natural Logarithms

jeybeyb

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Mar 10, 2010
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2e^x - 3 =1
+3 +3
2e^x= 4 (divided both sides by 2)
lne^x = ln 2
x = .6931

Is this right? I'm not sure if I should've waited and divided 2 after doing the ln of 4.
 
jeybeyb said:
2e^x - 3 =1
+3 +3
2e^x= 4 (divided both sides by 2)
e[sup:1gdjm98p]x[/sup:1gdjm98p] = 2
Then, take the natural log of both sides to get

lne^x = ln 2
x = ln 2
x = .6931

Is this right? I'm not sure if I should've waited and divided 2 after doing the ln of 4.

This looks fine...the steps I inserted are to clarify what is going on and to make sure that no step is "implied"
 
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