Respuesta :

Answer:

  • -50

Step-by-step explanation:

Function given:

  • f(x) = -4x² – 3x – 5

Evaluate the function for an input value of 3

Input value is x = 3, output value is:

  • f(3) = -4(3²) – 3(3) – 5 = -4(9) - 9 - 5 = -36 - 14 = -50
  • f(3) = -50

f(3)

  • -4(3)²-3(3)-5
  • -4(9)-9-5
  • -36-14
  • -50
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