Question

seja a funçao f: D R dada pela lei de formaçao f(X)=5x+2 , de dominio D={-3,-1,0,1,2,4} determine o conjunto de imagemdessa funçao

Answer 1

f(-3)=5.(-3)+2=-15+2=-13
f(-1)=5.(-1)+2=-5+2=-3
f(0)=5.0+2=0+2=2
f(1)=5.1+2=5+2=7
f(2)=5.2+2=10+2=12
f(4)=5.4+2=20+2=22