Question

A function is defined as f(x) = -1, when x < 0, f(x) = 0, when x = 0 and f(x) = 1, when x > 0. If g(x) = 1 + X - [X]. where [X] represents the greatest integer less than
or equal to x, then for all x, what is the value of f(g(x))?
Qu​

Answer 1

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