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anonymous
 one year ago
If f(x) = 1/9x  2 , what is f–1(x)?
anonymous
 one year ago
If f(x) = 1/9x  2 , what is f–1(x)?

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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1is it \[\huge\rm \frac{ 1 }{ 9x2 } ~~~or~~\frac{ 1 }{ 9x}2\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.01/9x + 2 is one of the answer

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1no i'm asking which one is your question first one or 2nd ?is it \[\huge\rm \frac{ 1 }{ 9x2 } ~~~or~~\frac{ 1 }{ 9x}2\]

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1alright so to find inverse switch `y` and `x` variable f(x) is same as y so \[\huge\rm \color{reD}{y}=\frac{ 1 }{ 9\color{blue}{x} }2\] inverse would be \[\huge\rm\color{blue}{x}=\frac{ 1}{ 9\color{ReD}{y}}2\] now solve for y

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1do you know how to solve that equation for y?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0y = 1/9(x+ 2) ?dw:1441813061513:dw

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1can you plz explain how u got that answer ?:=)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I kept y on one side and moved everything else to x
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