Add or Subtract $\sqrt { 48 } - \sqrt { 147 }$

question 129

Multiple Choice

Add or subtract. Assume all variables represent positive real numbers.
- $\sqrt { 48 } - \sqrt { 147 }$

• A) \(- 3 \sqrt { 6 }\)
• B) \(11 \sqrt { 3 }\)
• C) \(- 9\)
• D) \(- 3 \sqrt { 3 }\)

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