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

Toán Lớp 8: ( 4x³y⁴z + 9x²y²z – 5xy³ – 4xy ) : ½xy Cíuuu

Toán Lớp 8: ( 4x³y⁴z + 9x²y²z – 5xy³ – 4xy ) : ½xy
Cíuuu

Comments ( 2 )

  1.    ( 4x³y⁴z + 9x²y²z – 5xy³ – 4xy ) : ½xy
    = [(4x³y⁴z):(½xy)] + [(9x²y²z):(½xy)] + [(-5xy³):(½xy)] + [(-4xy):(½xy)]
    = 8x²y³z + 18xyz – 10y² – 8.

  2. ~ gửi bạn ~
    Giải đáp:
    8x^2y^3z + 18xyz – 10y – 8
    Lời giải và giải thích chi tiết:
    (4x^3y^4z + 9x^2y^2z – 5xy^3 – 4xy) : 1/2 xy
    = [(4x^3y^4z) : (1/2 xy)] + [(9x^2y^2z) : (1/2 xy)] + [(-5xy^3) : (1/2 xy)] + [(-4xy) : (1/2 xy)]
    = 8x^2y^3z + 18xyz – 10y^2 – 8

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

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