-12x^3y:9x^2 12x^4y^2:(-9xy^2) 10x^2y^2z^3:(4xy^2z^2) 24/09/2021 Bởi Madelyn -12x^3y:9x^2 12x^4y^2:(-9xy^2) 10x^2y^2z^3:(4xy^2z^2)
1) $\dfrac{-12x^3y}{9x^2}=\dfrac{-4xy}{3}$ 2) $\dfrac{12x^4y^2}{-9xy^2}=\dfrac{4x^3}{-3}=\dfrac{-4x^3}{3}$ 3) $ \dfrac{ 10x^2y^2z^3}{4xy^2z^2}=\dfrac{5xz}{2}$ Bình luận
1) $\dfrac{-12x^3y}{9x^2}=\dfrac{-4xy}{3}$
2) $\dfrac{12x^4y^2}{-9xy^2}=\dfrac{4x^3}{-3}=\dfrac{-4x^3}{3}$
3) $ \dfrac{ 10x^2y^2z^3}{4xy^2z^2}=\dfrac{5xz}{2}$