人教版初中八年级数学上册分式的化简练习题精选15文档格式.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15文档格式.docx

10(x-y)2

6x2-6xa

2x2-2a2

2(x+y)2

5a2b3c2

-45ab3c

6a2+12ay+6y2

8a+8y

-50a3bc3

(x+5)y

8x2-8xy

8(x-y)2

4z2-4za

3z2-3a2

3(x+y)2

45abc3

35abc2

x2-100

x2+12x+20

5m2-10my+5y2

3m-3y

20a2b

-50a3bc2

(3x-4y)y

10x2-10xy

2(x-y)2

10x2-10xc

3x2-3c2

5x2-5y2

4(x-y)2

20a2b3c

-25abc

x2-64

x2-12x+32

8a2-16an+8n2

5a-5n

-20ab

-40ab2c2

(x-4y)y2

x3y2

6y2+6ya

4y2-4a2

2x2-2y2

-35ab3c

-45a3b2c

x2-4

x2-8x+12

5a2-10ay+5y2

2a-2y

-5a3b3c

30a3bc3

(x-5)y3

2y2-2yc

4y2-4c2

35a3b2c3

-35a2bc

x2+6x+8

6a2-12ab+6b2

7a-7b

-15ab

-50ab3c2

6(x+y)2

10x2-10xb

3x2-3b2

4x2-4y2

-25ab3c

-35abc

x2-16

x2+9x+20

3a2-6ay+3y2

9a-9y

10a3b2

-45a2b3c

(3x-4)y2

10x2+10xy

4y2-4ya

3y2-3a2

-50abc

x2-14x+40

6x2+12xy+6y2

8x+8y

-20ab3c

35a3b2c

(2x+6)y

x3y

10z2-10zb

4z2-4b2

7x2-7y2

50a2b2c2

-15ab3c

x2-9

x2+5x+6

5a2+10an+5n2

10a+10n

20abc

-45a3b2c3

(3x+6)y

10y2-10yb

5y2-5b2

-5ab3c2

-10abc2

x2+8x+16

7m2-14mn+7n2

9m-9n

15a3b3c

-40abc

(3x+4y)y

xy3

8x2+8xy

8y2-8yb

3y2-3b2

9x2-9y2

-45a3b3c

-50a3bc

x2-81

x2-15x+54

3x2-6xy+3y2

8x-8y

15ab2

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(x+5y)y2

2x2-2xa

3x2-3a2

5(x+y)2

20a3bc2

-45a3bc2

x2-7x+10

8a2+16an+8n2

5a+5n

25a3bc

30ab2c

(x-6y)y

xy2

4x2-4xy

10x2+10xc

4x2-4c2

-5a2b3c

-25ab2c2

5a2-10an+5n2

9a-9n

5ab3

45ab3c

(3x-6)y

8x2+8xc

-20ab2c

25abc

2x2+4xn+2n2

-10ab3c

35ab2c2

(x-5y)y2

2y2+2yb

-25a2b3c

50a3b2c3

x2-6x+8

5x2-10xy+5y2

10x-10y

-35abc3

(2x-5)y2

6(x-y)2

10z2+10zc

3z2-3c2

15abc3

20ab3c3

x2-36

x2+8x+12

7a2+14ay+7y2

7a+7y

30a2b2c2

(2x-5)y

4z2-4zc

25a2b3c

5a3b2c3

4a2+8ab+4b2

3a+3b

-45ab2c

(3x-5y)y2

10(x+y)2

40ab2c3

-45abc3

x2-13x+30

4a2+8ay+4y2

25ab2

40a2bc

6x2+6xy

10y2-10yc

2y2-2c2

35a2bc3

-15a2b3c

x2-6x+5

6a2+12ab+6b2

9a+9b

25a2b

-50a2bc2

(2x-6)y

6x2-6xc

-30ab3c

25a2b3c3

x2+6x+9

7a2-14ab+7b2

6a-6b

(x-5)y

2x2+2xb

2x2-2b2

-30abc2

5ab3c2

x2-15x+50

6x2-12xn+6n2

3x-3n

45a2b3c3

(x-5y)y

3z2-3b2

-45a2b3c3

10abc

x2-14x+48

7x2+14xn+7n2

9x+9n

10a2b

35a3b3c

(x-4)y3

4z2-4zb

50ab2c3

25ab2c2

x2-7x+12

2x2-4xn+2n2

6x-6n

-20ab3

50a2bc3

(3x+4)y2

2z2-2zb

-45a2b2c2

x2-5x+6

3m2+6mb+3b2

4m+4b

5ab2c

-40ab3c

(2x-5)y3

x2y3

8y2+8ya

-5a2b2c

x2+9x+18

8a2+16ab+8b2

4a+4b

25ab3c

(x+6y)y2

5x2-5c2

-30a3bc

-5ab2c

6x2-12xy+6y2

10a2b2

35abc

(2x-4y)y

x3y3

4z2+4zb

6x2-6y2

-25ab3c2

15a2b2c3

x2+15x+50

8m2-16my+8y2

10m-10y

15ab2c

-35a3b2c2

(x-4y)y

7(x-y)2

6x2+6xa

-5ab2c3

10abc3

2m2-4mn+2n2

8m-8n

-20abc

35ab2c3

(2x+5)y

9(x-y)2

4y2+4yc

3y2-3c2

-25abc3

x2-11x+24

6a2-12an+6n2

2a-2n

15a3b2

(3x-5y)y3

5y2-5c2

-20ab2c2

x2+12x+32

-15ab2c

40a3bc3

5ab2c2

-50a2b3c3

x2+7x+10

3m2+6mn+3n2

3m+3n

10ab2c

50abc2

(x+5)y3

4x2-4xb

4x2-4b2

50a2b3c2

35a2bc

7m2-14mb+7b2

6m-6b

20a2bc

45abc

(x+4)y2

8(x+y)2

8x2+8xb

35a3bc

-50abc2

x2-25

4a2-8ay+4y2

5a-5y

25a3b3c

35a3bc2

8y2-8yc

45ab2c

40a3b2c3

x2+8x+15

7m2+14my+7y2

2m+2y

15a2b3

30abc

(2x+5y)y3

8y2+8yc

40ab2c

-25a2b3c2

5a2-10ab+5b2

2a-2b

-5a3b2c

-45a3bc3

(2x-4y)y2

-15abc3

-50a2b2c

x2-8x+16

6m2-12mn+6n2

2m-2n

45a2b2c

(3x+5)y

-30a3b2c

8x2+16xn+8n2

4x+4n

10ab3c

8z2+8zc

-50a2bc

x2-3x+2

25a3b2c

(x+4y)y

4x2+4xb

15a3bc

-30a2b2c3

x2+11x+28

10ab

2x2-2xy

4x2-4xa

5x2-5a2

-20abc3

-35ab2c

x2+11x+24

4a2-8ab+4b2

-40ab2c

(2x-4)y2

8y2-8ya

2y2-2a2

-30a2bc

x2-9x+14

2x-2y

(x+5y)y3

4y2+4yb

2y2-2b2

15abc

x2+7x+12

9a-9b

-30a2b2c2

(x+6y)y3

-20a2bc

x2+14x+48

7x2-14xb+7b2

8x-8b

35a2b2c2

(x+4y)y3

4y2+4ya

40abc

x2+11x+30

8m2+16my+8y2

8m+8y

15ab

30abc3

(2x+5)y3

45a3bc3

x2-10x+24

8a-8y

50ab3c2

(x+6)y

5z2-5a2

10a2b2c3

-45a2bc

x2-10x+25

6x2+12xb+6b2

3x+3b

-15a2bc

-45a2bc3

(3x-4)y

8x2-8xa

-30abc3

35a2b3c

7a2-14an+7n2

-15ab2

45a3b3c2

(2x+4y)y3

x

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