Given F(x) and G(x), Find the Indicated Composition and Evaluate $$f ( x ) = - 5 x + 6 ; g ( x ) = 4 x ^ { 2 } - 8 x + 7$$

Multiple Choice

Given f(x) and g(x) , find the indicated composition and evaluate.
- $$f ( x ) = - 5 x + 6 ; g ( x ) = 4 x ^ { 2 } - 8 x + 7$$
Find $( \mathrm { f } \cdot \mathrm { g } ) ( 7 )$ .

A) $- 729$
B) 111
C) 123
D) 3603