Find the Requested Composition of Functions $f ( x ) = 4 x + 9$

Multiple Choice

Find the requested composition of functions.
-Given $f ( x ) = 4 x + 9$ and $g ( x ) = 2 x - 1$ , find $f \circ g ( x )$ .

A) $8 x + 8$
B) $8 x + 5$
C) $8 x + 17$
D) $8 x + 13$