manny789 manny789
  • 18-08-2019
  • Mathematics
contestada

f(x) = 3x + 1 and f-1 =
then f(2)=

Respuesta :

remixe remixe
  • 19-08-2019

Answer:

f(x)= 3x + 1

f - 1 = 3x + 1-1

= 3x

f(x) -1= 3x

then f(2)= 3×2+1

=6+1

f(2)= 7.

f(-1)= 3×(-1) +1

= -3+1

f(-1)= -2

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