APFIVE Limit Definition of a Derivative
$$\displaystyle \lim_{h \to 0} \frac{\frac{1}{2 + h} - \frac{1}{2}}{h}$$ is
A
$$\displaystyle -\frac{1}{2}$$
B
0
C
$$\displaystyle -\frac{1}{4}$$
D
$$\displaystyle \frac{1}{4}$$
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