Simplify the Expression $\sqrt { - 81 } \cdot \sqrt { - 3 }$

question 18

Multiple Choice

Simplify the expression.
- $\sqrt { - 81 } \cdot \sqrt { - 3 }$

• A) \(- 27\)
• B) \(9 \sqrt { 3 }\)
• C) \(- 9 \sqrt { 3 }\)
• D) \(9 \sqrt { - 3 }\)

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