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1. (2x + 1) এর বর্গ কত?

  • A. 4x2 + 4x + 1
  • B. 4x2 + 4x + 1
  • C. 4x2 + 4x + 1
  • D. 4x2 + 4x + 1

Answer: Option A

Explanation:

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