Let \(f(x) = \left\lceil\dfrac{1}{x+2}\right\rceil\) for x > -2, and \(f(x) = \left\lfloor\dfrac{1}{x+2}\right\rfloor\) for x < -2. (f(x) is not defined at x = -2.) Which integer is not in the range of f(x)
After graphing it, the answer is obviously 0.
Graph: https://www.desmos.com/calculator/s9o19kw1ur