- #1

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## Homework Statement

evaluate the sum:

(it may help to think of this as a value of a function defined by a power series.)

## Homework Equations

as a function defined by a power series, the function is centered at 0: f(1/3)=

^{2}/3

^{n}

## The Attempt at a Solution

i'm not entirely clear on how to actually evaluate the value of an infinite series. i could definitely use a few pointers