Find Functions F and G So That F $f \circ g = H$

Multiple Choice

Find functions f and g so that f $f \circ g = H$
- $$\mathrm { H } ( \mathrm { x } ) = | 3 \mathrm { x } + 7 |$$

A) $f ( x ) = x ; g ( x ) = 3 x + 7$
B) $f ( x ) = | x |$ ;
$g ( x ) = 3 x + 7$
C) $f ( x ) = | - x | ; \quad g ( x ) = 3 x - 7$
D) $f ( x ) = - | x | ; \quad g ( x ) = 3 x + 7$