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Let R^+ be the set of all non-negati...

Let `R^+` be the set of all non-negative real numbers. if `f: R^+ rarrR^+` and `g: R^+rarrR^+` are defined as `f(x)=x^2` and `g(x)=+sqrt(x)dot` Find `fog` and `gofdot` Are they equal functions.

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