Answer
$\frac{3}{8}$
Work Step by Step
$\frac{1}{2} + (\frac{1}{2})^{2} - \frac{3}{8}$ = $\frac{1}{2} + \frac{1}{4} - \frac{3}{8}$ = $\frac{4}{8} + \frac{2}{8} - \frac{3}{8}$ = $\frac{3}{8}$
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