SOLUTION: I need the derivative of : y = e^x - e^-x The answer is supposed to be y' = e^x + e^-x Help me please.

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Question 555114: I need the derivative of : y = e^x - e^-x
The answer is supposed to be y' = e^x + e^-x
Help me please.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
I need the derivative of : y = e^x - e^-x
The answer is supposed to be y' = e^x + e^-x
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The derivative of e%5Eax+=+a%2Ae%5Eax dx
d(e^x) = e^x
d(e^-x) = -1e^-x