urgent help on exponential question

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June 15th 2005, 12:11 PM
jamil

urgent help on exponential question

2e to the power of x + 2e to the power of minus x = 5
June 15th 2005, 12:23 PM
Math Help

e

do you mean?

$2e^{x}+2e^{-x}=5$

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