pasangan berurutan dari fungsi f (x) = x - 5 dengan domain {10,11,12,13} adalah

domain = {10, 11, 12, 13}
kodomain =
f(10) = 10 - 5 = 5
f(11) = 11 - 5 = 6
f(12) = 12 - 5 = 7
f(13) = 13 - 5 = 8
=> {5, 6, 7, 8}

Range : {(10, 5), (11, 6), (12, 7), (13, 8)}