SOLUTION: differentiate. f(x)=e^x cosx

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Question 993001: differentiate. f(x)=e^x cosx
Answer by ikleyn(52858) About Me  (Show Source):
You can put this solution on YOUR website!
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differentiate. f(x) = e%5Ex%2Acosx
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f'(x) = e%5Ex.cos%28x%29 - e%5Ex.sin%28x%29 = e%5Ex.%28cos%28x%29-sin%28x%29%29.