Respuesta :

Answer:

x = 0, 4, -2

Step-by-step explanation:

f (x) = 3x (x – 4) (x + 2)

0= 3x (x – 4) (x + 2)

3x = 0,  x-4 =0 , x+2 = 0

x = 0, 4, -2

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