Simplify the Expression $$\sqrt { x ^ { 2 } - 14 x + 49 }$$

question 85

Multiple Choice

Simplify the expression.
- $$\sqrt { x ^ { 2 } - 14 x + 49 }$$

• A) \(x + 7\)
• B) \(x - 7\)
• C) \(| ( x - 7 ) ( x + 7 ) |\)
• D) \(| x - 7 |\)