Multiply Write the Answer in the Form $a + b i$

question 174

Multiple Choice

Multiply. Write the answer in the form $a + b i$ . $( 5 - 2 i ) ( 2 + 5 i )$

• A) \(12 + 5 i\)
• B) \(16 + 21 i\)
• C) \(14 - 2 i\)
• D) \(18 - 2 i\)
• E) \(20 + 21 i\)

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