Divide Using Synthetic Division $$\left( x ^ { 2 } + 16 x + 63 \right) \div ( x + 7 )$$

Multiple Choice

Divide using synthetic division.
- $$\left( x ^ { 2 } + 16 x + 63 \right) \div ( x + 7 )$$

A) $x + 9$
B) $x - 56$
C) $x ^ { 2 } + 9$
D) $x ^ { 3 } - 56$