andrelina2822 andrelina2822
  • 26-07-2021
  • Mathematics
contestada

If f(x)=x+9 and g(x)=x-9,
a) f(g(x))=
b) g(f(x))=
c) Thus g(x) is called an _____ function of f(x)

Respuesta :

21ahmedfa 21ahmedfa
  • 26-07-2021
a) f(g(x)) = (x-9) + 9 = x
b) g(f(x)) = (x+9) - 9 = x
c) inverse function of f(x)
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