Find the Product $( 2 + i ) ( 2 - i ) ( 6 + 4 i )$

question 288

Multiple Choice

Find the product. Write the answer in standard form.
- $( 2 + i ) ( 2 - i ) ( 6 + 4 i )$

• A) \(18 + 12 \mathrm { i }\)
• B) \(30 + 4 \mathrm { i }\)
• C) \(30 + 20 \mathrm { i }\)
• D) \(24 - 4 i ^ { 3 }\)