Respuesta :

altavistard

Answer:

24

Step-by-step explanation:

Where are the given answer choices?  Please note that ^2 cannot stand alone; you meant x^2.

If  f(x)=x^2-4x+3, f(-3) is found by subbing -3 for x in  f(x)=x^2-4x+3:

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

       =    9      + 12   + 3

       = 24

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