speedymgm
speedymgm speedymgm
  • 20-06-2019
  • Mathematics
contestada

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

If fx3x1 and f1x13 then f17 class=

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konrad509
konrad509 konrad509
  • 20-06-2019

[tex]f^{-1}(7)=\dfrac{7-1}{3}=\dfrac{6}{3}=2[/tex]

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mayanna076 mayanna076
  • 30-03-2022

Answer: B. 2

Step-by-step explanation:

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