- #1
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Find the sum of the series
E (-1)^(n-1) * (n/(2^{n-1}))
By using the power series 1/ (1+x) = E (-1)^n *x^n,
I am unsure of what to do...
Do I take the derivative with respect to x of both sides?
E (-1)^(n-1) * (n/(2^{n-1}))
By using the power series 1/ (1+x) = E (-1)^n *x^n,
I am unsure of what to do...
Do I take the derivative with respect to x of both sides?