6X^2-11XY-10Y^2因式分解6x^2+7x-20交叉相乘

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6X^2-11XY-10Y^2因式分解6x^2+7x-20交叉相乘

6X^2-11XY-10Y^2因式分解6x^2+7x-20交叉相乘
6X^2-11XY-10Y^2因式分解
6x^2+7x-20交叉相乘

6X^2-11XY-10Y^2因式分解6x^2+7x-20交叉相乘
6X^2-11XY-10Y^2
=(2x-5y)(3x+2y)
6x^2+7x-20
=(3x-4)(2x+5)

1.(2x-5y)(3x+2y)
2.(2x+5)(3x-4)

6X^2-11XY-10Y^2=(2x-5y)(3x+2y)
6x^2+7x-20=(2x+5)(3x-4)