初中八年级数学上册分式的化简练习题精选16Word文档格式.docx
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10a2bc
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15ab2
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xy
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5(x-y)2
2x2+2xa
3x2-3a2
4(x-y)2
-45a2bc3
-25abc3
x2-9
x2+9x+18
8m2+16mb+8b2
2m+2b
-20ab3c
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(3x-4)y
x3y
2x2+2xy
2z2+2za
3z2-3a2
4x2-4y2
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x2-25
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5m2-10my+5y2
4m-4y
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40a2bc3
(3x+6)y2
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8y2-8yb
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2(x+y)2
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x2-64
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2x-2y
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50abc
(2x+4y)y2
6x2+6xy
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50abc3
x2+14x+40
8x2-16xn+8n2
9x-9n
20a3bc
40ab2c3
(x+5y)y3
2y2-2yc
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7x2-7y2
10abc2
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x2+15x+50
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10x-10y
10ab3c
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(x-4)y
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9(x-y)2
2y2+2ya
5y2-5a2
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x2-3x+2
4a2-8an+4n2
9a-9n
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(2x+4)y
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x2-5x+4
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9a+9b
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40abc3
(x+6y)y2
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5x-5b
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40a2b3c
(2x-6)y
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20a2bc
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15a2b
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15abc
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20ab2c3
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25a2bc3
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10x+10b
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30a3b2c2
(x-4)y3
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35abc
10ab2c3
x2-36
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10ab3c2
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7m-7b
25a3bc
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4z2-4za
3z