SOLUTION: If f(x)= (2x+2)/(3x-a) , and (f(f(f(f(x)))))= f(x) ,then a = .....

Algebra ->  Absolute-value -> SOLUTION: If f(x)= (2x+2)/(3x-a) , and (f(f(f(f(x)))))= f(x) ,then a = .....      Log On


   

Question 1203129: If f(x)= (2x+2)/(3x-a) , and (f(f(f(f(x)))))= f(x) ,then a = .....
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
I began this off-page, on paper.
Maybe my work was not thorough enough but a=2 ?