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

Toán Lớp 8: (24x mũ 5 -12 x mũ 4 +6x mũ 2 ):6x mũ 2

Tháng Bảy 26, 2022 Toán học 1 Comment 0 views

Toán Lớp 8: (24x mũ 5 -12 x mũ 4 +6x mũ 2 ):6x mũ 2

Comments ( 1 )

  1. cobexinhdep
    cobexinhdep
    26 Tháng Bảy, 2022 at 8:37 sáng
    Reply
    (24x^5-12x^4+6x^2): 6x^2
    =(24x^5: 6x^2)-(12x^4: 6x^2)+(6x^2: 6x^2)
    =4x^3-2x^2+1

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

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