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cong1thanh
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How to find the Maclaurin series for f(x) using definition of a Maclaurin series: f(x) = ln(1+x)
 one year ago
 one year ago
cong1thanh Group Title
How to find the Maclaurin series for f(x) using definition of a Maclaurin series: f(x) = ln(1+x)
 one year ago
 one year ago

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henpen Group TitleBest ResponseYou've already chosen the best response.0
\[f'(x)=\frac{1}{1+x},f'(0)=\frac{1}{1}=1\]\[f''(x)=\frac{1}{(1+x)^2},f''(0)=\frac{1}{1^2}=1\]\[f'''(x)=\frac{2}{(1+x)^3},f''(0)=\frac{2}{1^3}=2\]
 one year ago

henpen Group TitleBest ResponseYou've already chosen the best response.0
Generally, for n>1, \[f^n(0)=(1)^{n1}(n1)!\]
 one year ago

henpen Group TitleBest ResponseYou've already chosen the best response.0
Now just use the definition of Maclaurin: http://mathworld.wolfram.com/MaclaurinSeries.html Specifically, http://mathworld.wolfram.com/images/equations/MaclaurinSeries/NumberedEquation1.gif
 one year ago

henpen Group TitleBest ResponseYou've already chosen the best response.0
Any problem?
 one year ago
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