13 becaure 70 Zeros yutiplred ve oil an enduess deeial, Exercise 4: In each of the following, compute f+ g, f.g, f/g, and fog, stating the domain of each of them. s e (a) f(x) 0, g(x) = 1/ K (b) f(x) 2, g(x) = 2x + 5 (c) f(x) 1/x, g(x) = (x - 2)/x (d) f (x)- 1-, g(x) 2 cos r hy 4 is not 3

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