Toán Lớp 8: Làm tính chia: (x^3 – 2x^2y + 3xy^2) : (-x)
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Toán Lớp 8: Làm tính chia: (x^3 – 2x^2y + 3xy^2) : (-x)
Comments ( 2 )
$=x^3:(-x)-2x^2y:(-x)+3xy^2:(-x)$
$=-x^2+2xy-3y^2$
@Nobitao@