Respuesta :

Answer:

x = 4

Step-by-step explanation:

To find the zero let f(x) = 0 and solve for x , that is

- 12x + 48 = 0 ( subtract 48 from both sides )

- 12x = - 48 ( divide both sides by - 12 )

x = 4 ← zero of f(x)

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