Question

Please Help, Have Been Stuck On This For Awhile


A. Use composition to prove whether or not the functions are inverses of each other.
B. Express the domain of the compositions using interval notation.

http://prnt.sc/cmswcu

Answer 1

if f-1(x) = g(x) and g-1(x) = f(x) then f(x) and g(x) are inverses of each other.

Answer 2

the domain is the set of x values for the function

Answer 3

do you know how to find the inverse of a function?

Answer 4

If you need some tips you can check out my tutorials on Inverses. They are short and easy to follow.

https://www.youtube.com/playlist?list=PLsX0tNIJwRTwfkYaR6VHDw4fqWWA1Qo4m

Hope they help!