Find the Sum or Difference $$( n + 7 ) ^ { 2 }$$

Multiple Choice

Find the sum or difference.
- $$( n + 7 ) ^ { 2 }$$

A) $n ^ { 2 } + 49$
B) $49 n ^ { 2 } + 14 n + 49$
C) $n + 49$
D) $n ^ { 2 } + 14 n + 49$