G girlpower New member Joined Aug 16, 2012 Messages 47 Mar 9, 2013 #1 If f (x)= 3x-1/2 and f-1 is the inverse of f, what is the value of f-1 (3) Help would I add 3x-1/2=3 and subtract 1/2 to both sides this one was tricky.
If f (x)= 3x-1/2 and f-1 is the inverse of f, what is the value of f-1 (3) Help would I add 3x-1/2=3 and subtract 1/2 to both sides this one was tricky.
J JeffM Elite Member Joined Sep 14, 2012 Messages 7,874 Mar 10, 2013 #2 girlpower said: If f (x)= 3x-1/2 and f-1 is the inverse of f, what is the value of f-1 (3) Help would I add 3x-1/2=3 and subtract 1/2 to both sides this one was tricky. Click to expand... You have posted more than 40 times and still are not showing any real work. What is the general method for finding an inverse to f(x)? How do you check your work?
girlpower said: If f (x)= 3x-1/2 and f-1 is the inverse of f, what is the value of f-1 (3) Help would I add 3x-1/2=3 and subtract 1/2 to both sides this one was tricky. Click to expand... You have posted more than 40 times and still are not showing any real work. What is the general method for finding an inverse to f(x)? How do you check your work?
