Toán Lớp 8: Phân tích thành nhân tử:
$2x^{3}$y – $4x^{2}$y + $2xy^{3}$
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Toán Lớp 8: Phân tích thành nhân tử:
$2x^{3}$y – $4x^{2}$y + $2xy^{3}$
Comments ( 2 )
=2xy(x^2-2xy+y^2)
=2xy[(x)^2-2(x)(y)+(y)^2]
=2xy(x-y)^2