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AP® Calculus AB-BC

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Moderate

Complex Fraction

APCALC-ML4JBD

Find the limit:

$$ \lim_{x\to0}\cfrac{\cfrac{1}{5+x}-\cfrac{1}{5}}{x} $$

A

$\cfrac{1}{5}$

B

$-\cfrac{1}{5}$

C

$-\cfrac{1}{25}$

D

$\cfrac{1}{25}$