Simplify $( 5 + 2 i ) ^ { 2 } - ( 5 - 2 i ) ^ { 2 }$

question 52

Multiple Choice

Simplify $( 5 + 2 i ) ^ { 2 } - ( 5 - 2 i ) ^ { 2 }$ and write the answer in standard form.

• A) \(0\)
• B) \(40 i\)
• C) \(50 + 40 i\)
• D) \(50 + 8 i\)
• E) \(10 + 8 i\)

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