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1. x² + 2xy - 2y - 1 এর উৎপাদক কত?

  • A. (x + 2y + 1)(x - 1)
  • B. (x + 2y + 1)(x - 1)
  • C. (x + 2y + 1)(x - 1)
  • D. (x + 2y + 1)(x - 1)

Answer: Option A

Explanation:

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