Perform the Indicated Operation and Simplify $a + bi$ - $( 2 + 4 \mathrm { i } ) ( 2 - 4 \mathrm { i } )$

question 201

Multiple Choice

Perform the indicated operation and simplify. Write the result in the form a $a + bi$
- $( 2 + 4 \mathrm { i } ) ( 2 - 4 \mathrm { i } )$

• A) \(20 + 0 \mathrm { i }\)
• B) \(4 - 16 i\)
• C) \(- 12 + 0 \mathrm { i }\)
• D) \(4 - 16 \mathrm { i } ^ { 2 }\)

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