juliekeyser27 juliekeyser27
  • 13-11-2020
  • Mathematics
contestada

evaluate f (x) = -4x + 7 when x = 2 and x = -2

Respuesta :

jimrgrant1 jimrgrant1
  • 13-11-2020

Answer:

- 1 and 15

Step-by-step explanation:

Substitute x = 2 and x = - 2 into f(x)

f(2) = - 4(2) + 7 = - 8 + 7 = - 1

f(- 2) = - 4(- 2) + 7 = 8 + 7 = 15

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