Apply, analyze, and draw conclusions on properties of real numbers and the real number system, including properties of irrational numbers.
Which of the following graphs functions $f(x)$, $g(x)$, and $h(x)$ for $-2 < 2x \leq 2$? $$f(x) = -x^{2} - 1$$ $$g(x) = \frac{x}{2} + \frac{1}{2}$$ $$h(x) = 1 - x$$
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