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anonymous
 one year ago
lim x^3 * e^(x/2)
x→∞
I have the answer to the problem which is 0 but, I don't understand the derivative of e^(x/2). can someone explain how that derivative works? I just need to know the derivative, not the answer to the whole problem
anonymous
 one year ago
lim x^3 * e^(x/2) x→∞ I have the answer to the problem which is 0 but, I don't understand the derivative of e^(x/2). can someone explain how that derivative works? I just need to know the derivative, not the answer to the whole problem

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IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.3\[ \left( e^{f(x)}\right)' = f'(x) e^{f(x)}\]

IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.3or see it as \(y = e^u, \ u = f(x)\) then chain rule \(\large \frac{dy}{dx} = \frac {dy}{du}\frac{du}{dx}\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok I see it. thanks again
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