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## Homework Statement

[tex]\sum\frac{1}{n2^(n+1)}[/tex] from 1 to infinity.

By the way, that 2 is to the power of (n+1), doesn't show clearly.

## Homework Equations

## The Attempt at a Solution

I have worked out the first few individual calculations, up to n=6, and i know it approaches ln(2)/2, however I have no idea how to actually prove this.