Functions: Given f^(-1)(2) = 2, find f(3) + 2

[fred2028]

3. Given f^(-1) (2) = 3, determine f(3) + 2.

My work is:

Since f^(-1) (2) = 3, then f(3) = 2

f(3) = 2
f(3) + 2 = 2 + 2
f(3) + 2 = 4

This answer is right, but is my thought process also right?

 

[Mrspi]

Re: Functions: Am I right?

3. Given f^(-1) (2) = 3, determine f(3) + 2.

My work is
[quote:37hiee0r]Since f^(-1) (2) = 3, then f(3) = 2

f(3) = 2
f(3) + 2 = 2 + 2
f(3) + 2 = 4

This answer is right, but is my thought process also right?[/quote:37hiee0r]

Looks good to me.

 

[fred2028]

Re: Functions: Am I right?

Looks good to me.

Thank you! Wish me luck on my math exam tomorrow