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Teri202620
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$3.00 Calculus

From Physics: General-Physics
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Due on Nov. 05, 2008
Asked on Nov 05, 2008 at 7:32:24PM

Q:
1) If f(x)= 2arctan(4e^x), find f'(x)=

2)Let f(x)=ln[x^9(x+3)^3(x^2+9)^9], find f'(x)=

3)If f(x)=3sqrt(x)ln(x), find f'=

find f'(2)=

I just need the answers

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commanderdemon
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Posted on Nov 05, 2008 at 7:58:08PM

A:
Preview: ... we can find the derivative. The chain rule is defined as d/dx of f(g(x))= f'(g(x))g'(x).<br><br>3. (3ln(x))/(2sqrt(x)) + 3/sqrt(x ...

The full tutorial is about 86 words long .

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Xcel
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Posted on Nov 05, 2008 at 7:58:55PM

A:
Preview: ... 2+9) + 3(4x+9)/(x(x+3))<br> f'(2)=7.86923 ...

The full tutorial is about 31 words long plus additional clarificationclarifications added later.