4x^5y^3/{x^4y^3[x^3y^2/2xy^2]} 其中x=-2,y=3
2个回答
4x^5y^3/{x^4y^3[x^3y^2/2xy^2]} 其中x=-2,y=3
=4x^5y^3/{x^4y^3*1/2x}
=4x^5y^3/{1/2x^5y^3}
=8
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