Hi people, as you can see i am new in forum.

I just learn today how to solve the domain of composite functions in internet.

I tried to resolve one exercise, and i want to know if i solved it correctly. :/

Maximal Domain of and

ok so lets start with

domain of is

there are no restrictions so the composite domain is

----------------------------------------------------------------------------------------------

Domain of

the function creates new restrictions so domain is

------------------------------------------------------------------------------------------------

These domain solutions are correct ?

Sorry my english btw.