Respuesta :

jayaphmeowing
The answer is 152.. I think
sqdancefan

Answer:

  f(-3) = 152

Step-by-step explanation:

The "exact process" is ...

  put -3 wherever x is found and do the arithmetic.

__

  f(-3) = 8(-3)^2 -4(-3)^3 -28

  = 8(9) -4(-27) -28

  = 72 +108 -28

  f(-3) = 152

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