unction. Consider the function f, defined by: -1, f(x) = 2 500 0, 1, 2, Determine the exact value of the following expression: $ (; (500) + f f + + f 2020 500 if x ≤ 1 if 1 < x < 3 if 3 < x < 4 if x > 4 =

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A: Please see the below picture for detailed solution.

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