SOLUTION: Solve the equation e^x+e^-x/2=2.5. State the exact solutions, in terms of natural logarithhm of an expression in simplest radical from.

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Question 64527: Solve the equation e^x+e^-x/2=2.5. State the exact solutions, in terms of natural logarithhm of an expression in simplest radical from.
Answer by stanbon(48535) About Me  (Show Source):
You can put this solution on YOUR website!
I graphed it and found x=-1.677176...
or x=0.5552825....
I don't know how you would solve it analytically
but would be happy to see someone else's solution.
Cheers,
Stan H.