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Type: Multiple-Choice
Category: Complex Numbers
Level: Grade 11
Standards: HSN-CN.C.8
Author: nsharp1
Created: 5 years ago

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Grade 11 Complex Numbers CCSS: HSN-CN.C.8

Factor x4-1.
  1. (x2+1)(x+1)(x+i)
  2. (x+1)(x-1)(x+1+i)(x-1-i)
  3. (x+1)(x-1)(x+i)(x-i)
  4. (x+1)(x-1)(x+√2i)(x-√2i)