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If fogoh(x) is an increasing function, ...

If `fogoh(x)` is an increasing function, then which of the following is not possible? (a)`f(x),g(x),a n dh(x)` are increasing (b)`f(x)a n dg(x)` are decreasing and `h(x)` is increasing (c)`f(x),g(x),a n dh(x)` are decreasing

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