SOLUTION: Find the Inverse x 1.) f(x)=2 x 2.) g(x)=[1/3] (x) 3.) y=e

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Find the Inverse x 1.) f(x)=2 x 2.) g(x)=[1/3] (x) 3.) y=e      Log On


   

Question 426274: Find the Inverse
x
1.) f(x)=2
x
2.) g(x)=[1/3]

(x)
3.) y=e
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Sorry, you only get one problem per post. I'll do #3.



Solve for x in terms of y:

Take the natural log of both sides:



Use



But



so



Swap positions of x and y



John

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