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#### Albert

##### Well-known member

- Jan 25, 2013

- 1,225

$f(x)=\dfrac {4^x}{4^{x+2}}$

find :$f(\dfrac{1}{2007})+f(\dfrac{2}{2007})+f(\dfrac{3}{2007})+----+

f(\dfrac{2006}{2007})$

find :$f(\dfrac{1}{2007})+f(\dfrac{2}{2007})+f(\dfrac{3}{2007})+----+

f(\dfrac{2006}{2007})$

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