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.

https://mpsonline.owschools.com/media/g_alg02_ccss_2016/1/g_alg02u01t19_q44_ps.gif
(the equation is in the link)

Question

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.

https://mpsonline.owschools.com/media/g_alg02_ccss_2016/1/g_alg02u01t19_q44_ps.gif  
(the equation is in the link)

ajspeller · Answer

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|dw:1474134464661:dw|

|dw:1474134545500:dw|

They are inverses of each other because they both result in the same value, x, after resolving the composition.

The domain is (-\inf,\inf)