SOLUTION: Trying to solve this equation without success:
(e^x)-(e^(-x))=12
Algebra.Com
Question 989766: Trying to solve this equation without success:
(e^x)-(e^(-x))=12
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Trying to solve this equation without success:
(e^x)-(e^(-x))=12
------
e^x - (1/e^x) = 12
----
e^(2x) - 1 = 12e^x
----
Quadratic Form::
(e^x)^2 - 12(e^x) - 1 = 0
------
Solve for e^x ::
e^x = 12.08276
---
x = ln(12.08276)
x = 2.49178..
Cheers,
Stan H.
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