For the Given Function, Find the Indicated Function Value $g ( x ) = \sqrt { ( x - 1 ) ^ { 2 } }$

For the given function, find the indicated function value.
-For $g ( x ) = \sqrt { ( x - 1 ) ^ { 2 } }$ , find $g ( 9 )$ .

A) 9
B) 10
C) 8
D) 7