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If z = 1 + i, what is z^2?

Practice Questions

1 question
Q1
If z = 1 + i, what is z^2?
  1. 2i
  2. 2
  3. 1 + 2i
  4. 0

Questions & Step-by-step Solutions

1 item
Q
Q: If z = 1 + i, what is z^2?
Solution: z^2 = (1 + i)^2 = 1 + 2i + i^2 = 1 + 2i - 1 = 2i.
Steps: 0

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