Tristen12566
Tristen12566 Tristen12566
  • 24-05-2019
  • Mathematics
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inverse of f(x)=3(x-7)​

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kamranT kamranT
  • 24-05-2019

Y=3x-21 ==> (y+21)/3 =x so change the names

(x to y)==> f^-1(x)=(x+21)/3

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