one-to-one functions: exercise #37 (find inverse of f(x)=2x+1)

[Illvoices]

so i solved for finding the inverse function of f, in f(x)=2x+1 and i got the answer wrong could someone take me step by step on how to solve this problem.

 

[Harry_the_cat]

so i solved for finding the inverse function of f, in f(x)=2x+1 and i got the answer wrong could someone take me step by step on how to solve this problem.

Steps for finding an inverse function of y=2x+1.
1. Rearrange equation to get x= ....
2. Change x to y and y to x.

Give it a go.

 

[stapel]

so i solved for finding the inverse function of f, in f(x)=2x+1 and i got the answer wrong....

The best way to find and correct errors is to see them. So please reply (as requested in the "Read Before Posting announcement that you read before posting) with a complete listing of your thoughts and efforts that led to an incorrect result.

Thank you!