Simplify Write Your Answers in the Form of A+bi, Where $$\sqrt { - 25 } \cdot \sqrt { - 64 }$$

question 148

Multiple Choice

Simplify. Write your answers in the form of a+bi, where a and b are real numbers.
- $$\sqrt { - 25 } \cdot \sqrt { - 64 }$$

• A) \(- 40\)
• B) 40
• C) \(40 \mathrm { i } ^ { 2 }\)
• D) \(- 40 \mathrm { i }\)

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