Toán Lớp 8: Làm tính chia (x^3 + 8y^3) : (x + 2y)
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Toán Lớp 8: Làm tính chia (x^3 + 8y^3) : (x + 2y)
Comments ( 2 )
= (x+2y)(x^2-xy+4y^2):(x+2y)
=x^2-xy+4y^2