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What is the value of (1 + i)(1 - i)? (2019)

Practice Questions

1 question
Q1
What is the value of (1 + i)(1 - i)? (2019)
  1. 2
  2. 0
  3. 1
  4. 1 + 0i

Questions & Step-by-step Solutions

1 item
Q
Q: What is the value of (1 + i)(1 - i)? (2019)
Solution: (1 + i)(1 - i) = 1^2 - i^2 = 1 - (-1) = 1 + 1 = 2.
Steps: 0

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