人教版八年级数学上册分式的乘除法练习题精选39Word文档格式.docx
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a2-4a+4a+2
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99
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81-m2m2+9m
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8(x+y)n-m
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9a+9b29a3b2
8aba2-b2
81y2-x2x-9y
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9x5x
2x+54x2-252x-5
8xy3
7y33x2
a3b2-9a3b
6c32c2d
a2-2a+1a-1
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2b311a
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6(x+y)a-m
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25y2-x2x-5y
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3x+19x2-13x-1
4xy2
5y39x3
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3c2d6cd
a2+2a+1a+2
a2+5a+6a2-1
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49-m2m2+7m
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7x
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4x+316x2-94x-3
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a2+4a+4a+1
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81-m2m2-9m
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8(x+y)n-x
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84
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