Preference

প্রশ্নঃ

a(a+b), a2(a-b) ল.সা.গু কত?

  1. ক.

    a2

  2. খ.

    a

  3. গ.

    a2 - b2

  4. ঘ.

    a2(a2 - b2)

উত্তরঃ
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