Question: f ( x ) = ( x + 5 ) / ( x + 2 ) . Then the domain of f is the set

f(x)=(x+5)/(x+2). Then the domain of f is the set of all real numbers except (blank), and itsrange is the set of all real numbers except (blank). Moreover, what is f(2), f(t+1), and f(f(t^2))?

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