(64xy5y6-48x4y4+8x²y²)÷(-8x²y²)

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收藏|2019/02/11 23:08

2019/02/11 23:17

应该是(64x5y6-48x4y4+8x²y²)÷(-8x²y²)吧?(64x5y6-48x4y4+8x²y²)÷(-8x²y²)=-8x³y^4+6x²y²-1
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