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Type: Multiple-Choice
Category: Complex Numbers
Level: Grade 11
Standards: HSN-CN.A.2
Author: Morgan0815
Last Modified: 7 years ago

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Grade 11 Complex Numbers CCSS: HSN-CN.A.2

After expanding (10-15i)(10+15i), what will the imaginary part be?
  1. 150i
  2. 300i
  3. -300i
  4. 0