人教版初中八年级数学上册分式的化简练习题精选2Word下载.docx

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人教版初中八年级数学上册分式的化简练习题精选2Word下载.docx

(x+5)y

4x2-4xy

7(x-y)2

8y2-8yc

5y2-5c2

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40ab3c3

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5m2+10mn+5n2

2m+2n

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-30ab2c

(2x-4)y3

2x2-2xy

4(x-y)2

8z2-8za

2z2-2a2

4x2-4y2

5(x+y)2

20a3bc

50abc3

x2-10x+16

2m2-4mb+2b2

4m-4b

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30a3b2c

(3x-6)y3

6(x-y)2

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8a-8b

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10a3b2c3

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(x-6y)y

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35a2b3c

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20a3b2c3

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6m-6b

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15abc2

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20ab2c

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25abc

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15a2bc3

10a3bc

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40abc3

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45ab3c

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15a2bc

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25ab2c

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2m+2y

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5a3bc

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6y2-6yc

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10x-10b

15a3b2

10(x+y)2

8x2+8xc

15ab3c

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2x+2b

(x-5y)y2

4y2-4yb

3y2-3b2

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20abc2

(x-6)y2

2y2-2b2

35ab2c

30a2b2c2

x2-6x+8

9m+9y

20a2b

-30a2b3c

(3x+6y)y

x2y3

6x2-6xa

7a2-14an+7n2

-20a3b3

-40abc2

(x-4y)y

-15a3bc2

x2+9x+20

2a2+4ab+2b2

5a+5b

45a3b2c3

(3x+6y)y3

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