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

Toán Lớp 8: Câu 1: Thực hiện phép tính: a) ????????????(2×2-3x+2)

Toán Lớp 8: Câu 1: Thực hiện phép tính: a) ????????????(2×2-3x+2)

Comments ( 2 )

  1. 12x(2x^2 – 3x + 2)
    = 24x^3 – 36x^2 + 24x
     

  2. \text{Câu 1}
    a, 12x (2x^2 – 3x +2 )
    = 12. 2x^3 – 12x. 3x + 12x. 2
    = 24x^3 – 36x^2 + 24x

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