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DeadShot
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If f(x) = x plus 2, all over 2, then what is f1(x) ?
 one year ago
 one year ago
DeadShot Group Title
If f(x) = x plus 2, all over 2, then what is f1(x) ?
 one year ago
 one year ago

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120210 Group TitleBest ResponseYou've already chosen the best response.1
Switch the variables. Call f(x) y. So y = (x+2)/2 becomes x = (y+2)/2. Solve for y. Here, you get y = 2x  2.
 one year ago

pooja195 Group TitleBest ResponseYou've already chosen the best response.0
then the inverse is x = (f(x)+2)/2 solve for f(x) 2x = f(x) + 2 f(x) = 2x  2 so u get 2x – 2
 one year ago

DeadShot Group TitleBest ResponseYou've already chosen the best response.0
okay, thanks!
 one year ago
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