Q. 16

Let f and g be two functions given by

f = {(2, 4), (5, 6), (8, -1), (10, -3)} and g = {(2, 5), (7, 1), (8, 4), (10, 13), (11, -5)}.

Find the domain of f + g.

Answer :

D(f) = {2, 5, 8, 10}

D(g) = {2, 7, 8, 10, 11}


Therefore, D(f+g) = {2, 8, 10}


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