Respuesta :

Answer:

f(-3) = 42

Step-by-step explanation:

f(x) =3x^2 - 4x + 6

Let x = -3

f(-3) = 3(-3)^2 - 4(-3) + 6

f(-3) = 3(9) - 4(-3) + 6

negative(-) x negative(-) = Positive(+)

f(-3) = 27 + 12 + 6

f(-3) = 42