初中八年级数学上册分式的化简练习题精选9文档格式.docx
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初中八年级数学上册分式的化简练习题精选9文档格式.docx
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10x2-10xy
8x2+8xb
4x2-4b2
2x2-2y2
4(x+y)2
-50a2bc
-15a2bc2
x2-11x+30
3a2+6ab+3b2
6a+6b
-20ab
-50a3bc
(x-4y)y
xy3
9(x-y)2
6x2+6xa
4x2-4a2
3(x+y)2
30a3bc
-45a3bc3
x2-4
x2+5x+6
8x2+16xy+8y2
10x+10y
-25abc
-30ab3c
(2x-4)y
2x2+2xy
8(x+y)2
6x2-6xb
5x2-5y2
2(x+y)2
50ab2c3
-5abc3
x2-16
x2+7x+12
3m2+6mb+3b2
7m+7b
10ab
-40a2bc2
(x+4)y3
x2y2
8x2+8xy
10(x+y)2
10z2+10zb
4z2-4b2
8x2-8y2
5(x+y)2
-35ab2c2
-20ab2c3
x2+6x+8
6m2-12mn+6n2
9m-9n
-50ab2c3
xy2
4x2+4xy
6(x+y)2
10y2-10yc
2y2-2c2
4(x-y)2
50abc3
25a2b3c
x2-81
x2-11x+18
4a2+8an+4n2
3a+3n
-5a2bc
-30a3b2c2
(x+4y)y2
x3y
2y2-2yb
3y2-3b2
15ab2c2
-40abc3
x2+6x+5
10m-10n
-15a2b
-40a3b2c3
(x+6)y
10z2-10za
4z2-4a2
-50ab3c2
-40a2bc3
x2+10x+24
6x2+12xy+6y2
5x+5y
15a2b2c
-35ab2c3
(3x-4)y
x3y2
6(x-y)2
6z2-6zc
3z2-3c2
-25a2b2c
x2-12x+27
8a+8n
25a2b2
45a3b2c
7(x+y)2
10x2+10xc
4x2-4c2
4x2-4y2
-15a2b2c
-40a3bc3
x2+5x+4
5x2-10xb+5b2
5x-5b
-5a2b2c
30a2b3c2
(x+4)y2
10y2+10yc
-10ab2c
-10a3bc
x2+11x+18
5x2+10xb+5b2
9x+9b
5a3b2
45abc
(x-5y)y2
4x2-4xy
8y2+8yc
4y2-4c2
-20a2b2c
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5a2+10ab+5b2
8a+8b
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(3x-5)y
10(x-y)2
25ab2c
x2-6x+8
4m2-8mn+4n2
3m-3n
45a2b3c
(2x-6)y3
x2y
8x2-8xy
2x2+2xb
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40a3b2c
-20a2b3c
x2+11x+30
4x2+8xb+4b2
-25a2b3c
50ab2c
(x+6)y2
10z2+10zc
4z2-4c2
-25ab3c
10ab2c
x2-64
x2-14x+48
5x2-10xn+5n2
5x-5n
45ab2c2
(x+5)y
8y2+8ya
5y2-5a2
40a3bc2
45a2b2c
x2+8x+16
3m2+6mn+3n2
9m+9n
20a3b3c
-45a3bc
(x-6y)y3
9(x+y)2
4z2+4zc
5z2-5c2
9x2-9y2
15a3bc3
35ab3c3
x2-12x+36
5a2-10ay+5y2
8a-8y
5a2b
40ab2c
4x2+4xa
5x2-5a2
40a3bc
-35ab3c3
x2-25
x2+9x+20
2a2+4ay+2y2
8a+8y
20a2b
30a2bc
(2x+5)y3
10x2+10xy
6x2+6xc
3x2-3c2
3x2-3y2
15a3bc
x2-7x+12
6x2-12xn+6n2
9x-9n
-5ab2c
-45abc3
(2x-6y)y
x3y3
6x2+6xy
2x2-2b2
30a3b3c
-45ab2c2
x2-7x+6
8a2+16ay+8y2
3a+3y
25a2b
-40a3bc
(2x-5y)y
2y2-2yc
3y2-3c2
-25abc2
5ab2c
x2-100
x2-14x+40
7m2-14my+7y2
9m-9y
-25ab3
-35a3bc2
(x+6)y3
2x2+2xa
35a3bc2
-40ab3c2
x2-14x+45
4x2+8xy+4y2
2x+2y
-15ab
35abc2
(2x+4y)y
2z2-2za
2z2-2a2
x2+8x+15
8a2-16ay+8y2
3a-3y
-15a3b3
(x-4y)y3
4y2-4ya
2y2-2a2
20abc2
-30abc3
x2-8x+16
4x2+8xn+4n2
5x+5n
-35abc
(x+4y)y
50abc
x2-5x+4
8a2+16ab+8b2
5a+5b
25ab
45a2b3c2
(3x-4y)y3
10z2+10za
3z2-3a2
x2-16x+60
7m-7y
-15a3b
-30ab2c
(3x+5)y2
5x2-5b2
-25a2bc2
10ab3c2
2x2-4xb+2b2
-10a3b2
(x+5y)y3
-35abc2
x2-7x+10
20ab3c
(2x+5y)y
8x2+8xc
-15a2bc3
35ab2c
x2+8x+12
10x+10b
-15abc
35abc
(2x+4y)y3
-40abc
40a3b3c2
x2-49
x2+13x+42
10x-10b
-10abc
(3x+5)y3
8y2-8ya
-40a2b2c3
50a3b3c2
x2-13x+40
3m2-6mb+3b2
10m-10b
-20a2bc
(3x+6)y2
8(x-y)2
4y2+4yb
4y2-4b2
-45a2b2c
5a2bc
x2-6x+5
6x+6y
-25ab2c
45a2b2c2
(x-5)y3
8z2-8zc
2z2-2c2
10a3b2c3
-25ab2c2
x2-13x+30
6a2-12ab+6b2
5a-5b
-15ab2
(x-5)y
5y2-5b2
-25abc3
x2-12x+35
4m2+8mn+4n2
4m+4n
10a3b
50a3b2c3
(x+6y)y
2z2-2zc
15a3b3c
-25a2bc3
6x2-12xy+6y2
10x-10y
-20a3b3c
(x-4)y
4z2+4za
5z2-5a2
25ab3c2
15a2b3c2
x2-8x+12
4x2-8xb+4b2
6x-6b
5a2b3c
-45a2bc
(x-5y)y
10x2-10xc
5x2-5c2
10a2b2c
2m-2b
5a2b3
-35a3bc
6z2-6zb
2z2-2b2
-15a3bc
x2+10x+21
4a2-8ay+4y2
-15ab3
-50abc2
(2x-6)y
2x2-2c2
8a-8n
30a3b2c2
30ab3c3
25a2bc
2m2+4my+2y2
10m+10y
45abc2
(3x+6)y
4x2+4xc
x2+13x+40
5m2-10mn+5n2
15ab
-40ab3c
(x-6y)y
3y2-3a2
10a3b2c
x2-13x+36
7a2+14ay+7y2
5a+5y
-50ab3c3
8m2-16mn+8n2
2m-2n
10x2-10xb
-30a2bc2
-25ab3c2
7m2-14mn+7n2
5ab
-35a3bc3
4z2-4zc
40a2bc
30abc
x2-11x+28
3a-3b
(2x+4)y
10x2+10xb
-5abc
x2+11x+24
-25a3b2c
(3x-4)y2
5y2-5c2
15abc
50a3bc
x2-8x+15
2x-2n
5a2b2c
-30a2bc
(2x-6y)y3
10x2
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