Write in Terms of I $\sqrt { - 81 }$ A) $9 \mathrm { i }$

question 324

Multiple Choice

Write in terms of i.
- $\sqrt { - 81 }$

• A) \(9 \mathrm { i }\)
• B) \(\pm 9\)
• C) \(- 9 \mathrm { i }\)
• D) \(\mathrm { i } \sqrt { 9 }\)

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