因式分解:-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3 *(代表乘)^(代表...的...

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因式分解:-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3*(代表乘)^(代表...的...因式分解:-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3*(代表乘)^(代

因式分解:-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3 *(代表乘)^(代表...的...
因式分解:-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3 *(代表乘)^(代表...的...

因式分解:-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3 *(代表乘)^(代表...的...
提取公因式
原式=-1/8x²y(4x-2+xy²)


-1/2*x^3*y+1/4*x^2*y-1/8*x^3*y^3
=-1/8x^2y(4x-2+xy^2)