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Which of the following is the correct expansion of (x - y)³?

Practice Questions

1 question
Q1
Which of the following is the correct expansion of (x - y)³?
  1. x³ - 3x²y + 3xy² - y³
  2. x³ - y³
  3. x³ - 3xy² + 3x²y - y³
  4. 3x²y - 3xy²

Questions & Step-by-step Solutions

1 item
Q
Q: Which of the following is the correct expansion of (x - y)³?
Solution: (x - y)³ = x³ - 3x²y + 3xy² - y³ by the binomial theorem.
Steps: 0

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