Respostas

2014-06-16T15:53:55-03:00
F(x) = -3x + 18    para x = 6
f(x) = -3.6 + 18
f(x) = -18 + 18
f(x) = 0
2014-06-16T15:58:30-03:00
F(x) = -3x+18
f(6) = -3.6+18
f(6) = -18+18
f(6) = 0