Multiply the Conjugates $$( 2 + 3 i ) ( 2 - 3 i )$$

question 40

Multiple Choice

Multiply the conjugates.
- $$( 2 + 3 i ) ( 2 - 3 i )$$

• A) 13
• B) \(4 - 9 i\)
• C) \(- 5\)
• D) \(4 + 9 i\)

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