pada pemetaan f÷2x-3 jika daerah asal -1.0.1.2.3 maka hasilnya adalah

f(x) = 2x - 3
f(-1 ) = 2( - 1 ) - 3 = - 2 - 3 = - 5
f(0) = 2(0) - 3 = 0 - 3 = - 3
f(1) = 2(1) - 3 = 2 - 3 = - 1
f(2) = 2(2) - 3 = 4 - 3 = 1
f(3) = 2(3) - 3 = 6 - 3 = 3

hasil = { - 5, - 3, - 1 , 1 , 3 }