Resposta :
f(x) = 2x + 1
f(0) = 2 . 0 + 1
f(0) = 0 + 1
f(0) = 1
f(2) = 2 . 2 + 1
f(2) = 4 + 1
f(2) = 5
f(3) = 2 . 3 + 1
f(3) = 6 + 1
f(3) = 7
f(3) + f(2) - f(0) = 7 + 5 - 1 = 11
Letra C
f(x) = 2x + 1
f(0) = 2 . 0 + 1
f(0) = 0 + 1
f(0) = 1
f(2) = 2 . 2 + 1
f(2) = 4 + 1
f(2) = 5
f(3) = 2 . 3 + 1
f(3) = 6 + 1
f(3) = 7
f(3) + f(2) - f(0) = 7 + 5 - 1 = 11
Letra C