• If f(x) = then, 1. D; = R R; = {1,0} 2. D; = [1,00) R; = [0, c0) 3. D, = R Rf = {1,–1} 4. D; = [1,00) R; = {1,0} %3D %3D %3D %3D %3D %3D %3D 1 O 2 O 3 O 4 O

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Domain

In simple mathematics terms, a domain is defined as the space on which all the possible inputs for the function will lie. It can also be expressed as a set of departures for the required function.