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Perform the Indicated Operation and Simplify $( 8 + 4 i ) ( 8 - 4 i )$

Question 147

Multiple Choice

Perform the indicated operation and simplify. Write the result in the form a + bi.
- $( 8 + 4 i ) ( 8 - 4 i )$

A) 48
B) 80
C) $64 - 16 i$
D) $64 - 16 i ^ { 2 }$

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