2x²y·(-4xy³z)计算

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2x²y·(-4xy³z)计算
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2x²y·(-4xy³z)计算
2x²y·(-4xy³z)计算

2x²y·(-4xy³z)计算
2x²y·(-4xy³z)
=-8x^3y^4z

=-8x³y的4次方z