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nguyenlong

31/12/2017 at 09:41
Answers
3
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(a-b)2 => ...=>...=>?




    List of answers
  • ...
    FA Liên Quân Garena 01/01/2018 at 10:16

    (a - b)2 

    => (a - b)(a - b)

    =>a(a - b) - b(a - b)

    =>a2 - ab - ab + b2

    =>a2 - 2ab + b2

  • ...
    Help you solve math 31/12/2017 at 09:48

    (a - b)2 

    => (a - b)(a - b)

    =>a(a - b) - b(a - b)

    =>a2 - ab - ab + b2

    =>a2 - 2ab + b2

  • ...
    Help you solve math 01/01/2018 at 10:58

    Bạn là người copy câu trả lời của mình


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