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I need the derivative of : y = e^x - e^-x?
The answer is supposed to be y' = e^x + e^-x
I want all the details please.
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- GridLv 79 years agoFavorite Answer
D[e^x] = e^x
D[e^u] = e^u * u'
D[e^x - e^-x] = e^x - e^-x(-1) = e^x + e^-x
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