SOLUTION: if f(x)-2/3x+5, determine a formula for f^-1(x). draw the graph of each function on one set of axes?

Algebra ->  Functions -> SOLUTION: if f(x)-2/3x+5, determine a formula for f^-1(x). draw the graph of each function on one set of axes?      Log On


   

Question 623428: if f(x)-2/3x+5, determine a formula for f^-1(x). draw the graph of each function on one set of axes?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
if f(x)-2/3x+5, determine a formula for f^-1(x).
:
y = -2%2F3x + 5; Red
Swap x and y, find y
-2%2F3y + 5 = x
-2%2F3y = x - 5
Multiply both sides by -3%2F2
y = -3%2F2x + 15%2F2; Green


draw the graph of each function on one set of axes?