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Define g(x) as follows: \(g(x)= \begin{cases} -1, & \text{if } x < 0,\\ 0, & \text{if } x = 0, \\ 1, & \text{if } x > 0. \\ \end{cases}\)

Let f(x) = g(x+1) - g(x-1). Compute f(1/2) + f(-1/2). 

 Sep 12, 2022
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The answer is 14.

 Sep 20, 2022

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