Toán Lớp 8: phân tích thành nhân tử: x^3/27+x^6/729-x^9
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Toán Lớp 8: phân tích thành nhân tử: x^3/27+x^6/729-x^9
Comments ( 1 )
=x^3*1/27+x^3*x^3/729-x^3*x^6
=x^3(1/27+x^3/729-x^6)