Respostas

2013-12-03T13:32:40-02:00
F(x)=-5x+1
f(-1)=-5(-1)+1
f(-1)=5+1
f(-1)=6

f(1)=-5*1+1
f(1)=-4+1
f(1)=-3

f(0)=-5*0+1
f(0)=1
Então
f(-1)+f(1)+f(0)=
6+(-3)+1
3+1=
4