4x . (x-1)=0 trả lời đi ạ

Question

4x . (x-1)=0 trả lời đi ạ

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Dulcie 4 years 2020-11-25T03:46:35+00:00 2 Answers 103 views 0

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  1. Gerda
    0
    2020-11-25T03:48:00+00:00
    Reply

    4x . ( x – 1 ) = 0

    TH1 : 4x = 0

    => x = 0 : 4

    => x = 0

    TH2 :  x – 1 = 0

    => x = 0 + 1

    => x = 1

    Vậy x ∈ { 0 ; 1 }

  2. mit
    0
    2020-11-25T03:48:25+00:00
    Reply

    4x.(x-1) = 0

    TH1 : 4x = 0

                x  = 0: 4

                x  = 0

    TH2: x-1 =0  

              x     = 0+ 1

              x = 1

     

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