xp-qp+q . xq-rq+r .xr-pr+p =কত?

21 Mar, 2025

প্রশ্ন xp-qp+q . xq-rq+r .xr-pr+p =কত?

  • ক.
  • খ.
    p+q
  • গ.
    q+r
  • ঘ.
    1

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1

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