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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 11: a. Cos (100x + 1)= √3 b. Cos (2π+ π/2)=Sinx

Toán Lớp 11: a. Cos (100x + 1)= √3
b. Cos (2π+ π/2)=Sinx

Comments ( 1 )

  1. Đáp án:
     
    Giải thích các bước giải:
     

    toan-lop-11-a-cos-100-1-3-b-cos-2-2-sin

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222-9+11+12:2*14+14 = ? ( )

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