Determine Whether (F(g(x)) $$( f ( g ( x ) ) = x \text { and whether } ( g ( f ( x ) ) = x$$

Multiple Choice

Determine whether (f(g(x) ) $$( f ( g ( x ) ) = x \text { and whether } ( g ( f ( x ) ) = x$$
- $f ( x ) = x ^ { 2 } + 5 , g ( x ) = \sqrt { x } - 5$

A) No, yes
B) Yes, yes
C) Yes, no
D) No, no