(-2x²y²)四次方/(-2xy²)三次方答对双倍分

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(-2x²y²)四次方/(-2xy²)三次方答对双倍分
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(-2x²y²)四次方/(-2xy²)三次方答对双倍分
(-2x²y²)四次方/(-2xy²)三次方
答对双倍分

(-2x²y²)四次方/(-2xy²)三次方答对双倍分
原式=16x^8y^8/(-8x³y^6)
=-2x^5y²