Dee1223 Dee1223
  • 21-06-2017
  • Mathematics
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What is the inverse of the function f(x)=1/9x + 2

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mat06mathew mat06mathew
  • 21-06-2017
f(x) = 1/9 x + 2   then y = 1/9 x + 2  then x = 1/9 y + 2 then x - 2 = 1/9 y 
 
  then  9x - 18 = y 

                      -1
ANSWER: f    (x) =  9x - 18

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