Respostas

2013-07-11T15:30:46-03:00
F(x) = x² + 2x + 1

f(2) = 2² + 2 . 2 + 1
f(2) = 4 + 4 +1
f(2) = 9

f(0) = 0² + 2 . 0 + 1
f(0) = 0 + 0 + 1
f(0) = 1