人教版八年级数学上册分式的乘除法练习题精选50文档格式.docx
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8c2d2c2d
a2+2a+1a-3
—————•—————
a2-4a+3a2-1
94
————÷
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36-m2m2-6m
9a14b
6b317a2
12xy
8x3y
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2(x+y)n-y
y-nx+y
5a-5b25a3b
2aba2-b2
25y2-x2x-5y
x2-14xy+49y2x2-7xy
8x2x
2x+24x2-42x-2
8x2y3
7y38x
a3b3-7a3b3
3c4c2d
a2-6a+9a+3
a2+4a+3a2-9
69
16-m2m2-4m
7a10b
2b215a2
2xy
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7a
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3x
4(x+y)a-x
x-ax+y
9a+9b26a3b
9y2-x2x-3y
5x7x
5x+925x2-815x-9
8x3y3
7y35x
a2b3-3ab
9c3d4cd
a2-6a+9a+2
a2+5a+6a2-9
36-m2m2+6m
5a20b
2b13a2
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5x
6(x+y)b-y
y-bx+y
3a-3b20a3b
49y2-x2x+7y
x2-10xy+25y2x2-5xy
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7x2y
8y36x
a3b3-7a2b3
9c26c3d
a2-2a+1a-1
a2-3a+2a2-1
65
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4b317a
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2(x+y)a-x
9a-9b9a3b2
10aba2-b2
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4x+116x2-14x-1
3xy2
4y25x2
ab2-5ab2
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a2+4a+4a-3
a2-5a+6a2-4
17
4-m2m2+2m
5a10b
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8c2d8c2d
a2-4a+4a+2
a2+4a+4a2-4
66
9-m2m2-3m
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3a+3b17ab2
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3x+29x2-43x-2
9xy2
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ab3-7a2b
9c26cd
a2+6a+9a+3
75
3a10b
6b219a2
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6y
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4x+816x2-644x-8
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a2-4a+4a-3
a2-6a+9a2-4
42
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a2-3a+2a2-9
39
49-m2m2-7m
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2x+64x2-362x-6
9xy
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a2+4a+4a+3
a2+6a+9a2-4
12
64-m2m2+8m
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7a+7b25a3b
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3c3d2c3d
a2-2a+1a-3
16
81-m2m2+9m
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7a+7b9ab
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a2+2a+1a+2
a2+4a+4a2-1
43
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3xy2
9(x+y)b-y
3a+3b29ab
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5x+125x2-15x-1
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a2-2a+1a+3
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27
4-m2m2-2m
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5c2d2c3d
a2-4a+4a+1
a2+4a+3a2-4
77
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4x+916x2-814x-9
6xy
5