iamastar14 iamastar14

12-04-2017
Mathematics

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if f(x( =1/9x-2 what is f-1(x)

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Ashlen265 Ashlen265

12-04-2017

You first switch f(x) with x in this equation x=19f(x)−2 Then you solve for f(x). 9f(x)−2=1x 9f(x)=1x+2 f(x)=1/9x+2/9 Then you simply repalace f(x) with f^-1(x) It will look like this f−1(x)=1/9x+2/9
Hope i could help

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