Question: Let h: Z Z be the function h(x) = x mod 4. Find h^-1 (0), h^-1 ((0,1,2,3)), and h^-1 (4). Explain your reasoning.

Let h: Z Z be the function h(x) = x mod 4.

Let h: Z Z be the function h(x) = x mod 4. Find h^-1 (0), h^-1 ((0,1,2,3)), and h^-1 (4). Explain your reasoning.

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