The coefficient of xn in the expansion of loga1-x is -tn-1-n loga e Find 2t2

log _ a ( 1+x ) #160; =∑ _ n=1 ^∞ #160;( 1 ) #160;^ n 1 x ^ n / n #160;log _ a e #160; coeficient of x^n is ( 1 ) #160;^ n ...

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Sum of Coefficients of All Terms

The coefficie...

Question

The coefficient of $x^{n}$ in the expansion of $l o g_{a} (1 + x)$ is $\frac{(- t)^{n - 1}}{n} l o g_{a} e$ Find ${2 t}^{2}$

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