Is there a closed form expression for $\text{n}^{\text{th}}$ coefficient of Maclaurin series of
$$\ln(1-x+x^2)$$
Maclaurin series of $\ln(1-x+x^2)$
2
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calculus
1 Answers
6
Hint: $\ln(1-x+x^2)=\ln\left(\dfrac{1+x^3}{1+x}\right)$
Use (two times!) the expansion of $\ln(1+t)$ to conclude!
Hoping this helped,
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0I want to say a "Big Thanks" to you for this hint! – 2012-04-16
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0@MartinGales: Glad it helped! – 2012-04-16