Domain and range...help

[Samara]

I am very confused about this particular problem. Could someone please assist me in understanding it?

 

[Deleted member 4993]

View attachment 1814
I am very confused about this particular problem. Could someone please assist me in understanding it?

Domain of the original function becomes the range of the inverse function

and

Range of the original function becomes the domain of the inverse function

For a quick review - go to:

http://www.purplemath.com/modules/invrsfcn.htm