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1.

∣∣∣∣1+a1111+b1111+c∣∣∣∣ -এর মান হবে-

  • A. (abc+ab+bc+ca)
  • B. (abc+ab+bc+ca)
  • C. (abc+ab+bc+ca)
  • D. (abc+ab+bc+ca)

Answer: Option A

Explanation:

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