tolong kerjakan no 14

14.domain/x = {3,4,5,6,7}
f(x)=x²-3x
f(x)/range= 3²-3.3=0
4²-3.4=4
5²-3.5=10
6²-3.6=18
7²-3.7=28
range = {0,4,10,18,28} (a)

kalau boleh,jdkn sbg jawaban terbaik y:v