初一下册完全平方公式专项训练9.docx
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初一下册完全平方公式专项训练9.docx
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初一下册完全平方公式专项训练9
11
(—x-—y)24932(2x+3)2-6x2
64
1
(3xy-—x)27062(3n-2)2-2n2
2
(9x+10)2(9x+2y)2(xy-3a)2
1
(—x+5y)2(8ab-6)2(n+4)2+5n2
2
11
(—m+—)2(-6t+1)21042
24
1
(-4cd-—)23952(a-b+d)2
2
(2a-b+1)(2a-b-1)(2x-y-1)(2x-y+1)
(x+3)(x-3)-(x-3)(x+4)6992
(x+y)2+4(x-y)(x-4y)2(a+3b)2
11
(—x+—y)28922(9x+9)2+9x2
66
1
(5xy+—x)210052(5n-2)2-6n2
2
(4x+1)2(7x+6y)2(xy+3a)2
1
(—x-7y)2(3ab-7)2(5n-1)2+5n2
3
11
(—m+—)2(-4t+8)26052
25
1
(-4cd-—)27932(a-b-d)2
5
(2a+b+1)(2a+b-1)(4x-y-2)(4x-y+2)
(x+2)(x-2)+(x-4)(x+4)1912
(4x+y)2+(x+y)(x+2y)2(a-b)3
11
(—x+—y)24992(7x+1)2+5x2
55
1
(2xy-—x)22042(2n+2)2-2n2
3
(6x-3)2(2x-4y)2(mn-3a)2
1
(—x-2y)2(9ab+7)2(3n-3)2+2n2
6
11
(—m+—)2(-3t+10)25052
65
1
(-6cd-—)26952(2a+b-d)2
6
(4a-b+5)(4a-b-5)(3x-y-2)(3x-y+2)
(x+4)(x-4)-(x+3)(x-3)7952
(4x+y)2-(x-y)(x-2y)2(2a-b)2
11
(—x+—y)2962(6x+8)2+6x2
22
1
(5xy-—x)21082(3n+4)2-9n2
3
(5x-3)2(6x-3y)2(ab+2a)2
1
(—x+y)2(ab-5)2(5n+1)2+5n2
6
11
(—m-—)2(-5t+6)23072
24
1
(-6cd-—)25972(2a-b-d)2
4
(2a+b+5)(2a+b-5)(4x+y-2)(4x+y+2)
(x+3)(x-3)-(x+1)(x-2)3992
(3x+y)2-(x+y)(x+2y)2(2a-b)3
11
(—x-—y)22912(x-6)2+7x2
57
1
(3xy-—x)29052(3n+4)2+9n2
6
(8x+2)2(2x+6y)2(xy-5a)2
1
(—x+6y)2(ab+10)2(5n+1)2+n2
5
11
(—m+—)2(-5t+6)21012
42
1
(-3cd+—)27942(2a+b+d)2
4
(2a-b+2)(2a-b-2)(2x+y-4)(2x+y+4)
(x+4)(x-4)+(x-1)(x-4)7972
(2x+y)2+(x-y)(x+4y)2(2a+b)3
11
(—x+—y)24932(x-8)2+7x2
62
1
(4xy+—x)27052(5n+3)2-3n2
3
(5x-8)2(8x+9y)2(bc+a)2
1
(—x-9y)2(6ab-7)2(5n+5)2-4n2
4
11
(—m+—)2(-9t-3)23082
34
1
(-5cd-—)27982(3a-b+d)2
2
(2a+b+2)(2a+b-2)(2x+y-2)(2x+y+2)
(x+3)(x-3)-(x+5)(x-1)3922
(4x-y)2+2(x-y)(x-2y)2(a-3b)3
11
(—x-—y)23992(6x+8)2-x2
24
1
(6xy-—x)28092(2n+1)2-2n2
5
(9x+3)2(2x+9y)2(ab-4a)2
1
(—x+6y)2(2ab+9)2(5n+2)2-10n2
6
11
(—m+—)2(-7t+8)25042
23
1
(-2cd+—)22972(2a+b-d)2
2
(a+b+5)(a+b-5)(4x-y-2)(4x-y+2)
(x+4)(x-4)-(x+4)(x+4)3962
(x-y)2-3(x-y)(x-4y)2(2a+3b)3
11
(—x-—y)21962(7x-3)2-4x2
24
1
(2xy+—x)21042(3n-2)2+7n2
3
(5x-7)2(8x-2y)2(bc+2a)2
1
(—x+7y)2(9ab-9)2(6n-3)2+n2
2
11
(—m-—)2(-2t+8)21032
32
1
(-6cd-—)28972(a+b+d)2
2
(a-b+3)(a-b-3)(3x+y-5)(3x+y+5)
(x+2)(x-2)+(x-3)(x+2)1912
(4x-y)2+(x+y)(x-3y)2(a-2b)2
11
(—x-—y)2992(2x-5)2+5x2
44
1
(2xy+—x)29032(2n-3)2+8n2
5
(6x-2)2(2x+y)2(xy-6a)2
1
(—x+y)2(9ab-2)2(2n+1)2+8n2
2
11
(—m+—)2(-8t-3)27092
34
1
(-4cd-—)2912(a+b-d)2
5
(a+b+3)(a+b-3)(4x-y-3)(4x-y+3)
(x+4)(x-4)-(x+4)(x-3)6932
(2x-y)2+(x-y)(x-4y)2(2a-b)2
11
(—x+—y)23982(8x+5)2-9x2
53
1
(3xy+—x)23042(4n-3)2-6n2
4
(5x-10)2(4x+6y)2(ab-4a)2
1
(—x+3y)2(3ab-4)2(3n-3)2-2n2
2
11
(—m+—)2(-8t-1)26032
26
1
(-4cd+—)23962(3a+b-d)2
2
(3a+b+4)(3a+b-4)(4x-y-5)(4x-y+5)
(x+4)(x-4)+(x+4)(x+3)6992
(x-y)2+(x-y)(x-4y)2(a-3b)2
11
(—x+—y)26952(8x+2)2+9x2
63
1
(3xy-—x)23052(3n-1)2-5n2
2
(4x+8)2(5x+3y)2(ab-5a)2
1
(—x+7y)2(5ab-1)2(6n+5)2+4n2
4
11
(—m-—)2(-2t-6)26062
22
1
(-6cd+—)24962(a+b+d)2
6
(3a+b+1)(3a+b-1)(2x+y-4)(2x+y+4)
(x+1)(x-1)+(x-4)(x-2)6932
(x-y)2-3(x-y)(x-2y)2(2a-b)2
11
(—x-—y)22942(8x+4)2-9x2
34
1
(6xy-—x)25092(5n-3)2+n2
6
(6x+10)2(6x+7y)2(xy-a)2
1
(—x-7y)2(6ab-3)2(4n-5)2-2n2
3
11
(—m+—)2(-4t+5)27032
35
1
(-4cd+—)2912(2a+b+d)2
6
(3a+b+2)(3a+b-2)(4x-y-1)(4x-y+1)
(x+2)(x-2)+(x-4)(x+1)3922
(5x-y)2+2(x-y)(x-2y)2(a-3b)2
11
(—x+—y)29982(6x-2)2+x2
27
1
(4xy+—x)23042(6n-3)2-9n2
4
(2x-6)2(7x-4y)2(bc-2a)2
1
(—x+6y)2(3ab+10)2(6n+2)2-9n2
3
11
(—m+—)2(-3t+7)24062
54
1
(-5cd-—)24972(3a+b-d)2
3
(3a+b+1)(3a+b-1)(2x+y-2)(2x+y+2)
(x+2)(x-2)+(x+4)(x+1)7952
(2x+y)2+3(x+y)(x-2y)2(a-3b)3
11
(—x+—y)29912(2x+5)2-4x2
68
1
(6xy+—x)21042(n-3)2+6n2
4
(9x-3)2(6x-y)2(bc-5a)2
1
(—x+5y)2(8ab+6)2(4n+5)2+10n2
6
11
(—m-—)2(-2t+1)23012
56
1
(-4cd+—)26912(2a+b-d)2
4
(4a-b+3)(4a-b-3)(4x+y-1)(4x+y+1)
(x+3)(x-3)+(x-2)(x+5)9982
(2x-y)2+2(x+y)(x+4y)2(2a+2b)3
11
(—x-—y)29912(7x-9)2+6x2
33
1
(3xy+—x)29032(2n-2)2-n2
5
(7x-5)2(2x-5y)2(ab-a)2
1
(—x+6y)2(ab-6)2(n-3)2+8n2
4
11
(—m-—)2(-4t+2)27072
64
1
(-6cd-—)28922(3a+b+d)2
4
(4a+b+4)(4a+b-4)(2x+y-3)(2x+y+3)
(x+3)(x-3)+(x+5)(x+3)5922
(4x-y)2+(x-y)(x-4y)2(a+3b)3
11
(—x+—y)21952(7x-4)2-x2
29
1
(5xy+—x)28092(n+4)2+10n2
4
(8x-10)2(3x-6y)2(xy-3a)2
1
(—x+8y)2(ab-9)2(3n+5)2+3n2
6
11
(—m+—)2(-4t-1)29032
56
1
(-5cd+—)21982(a-b+d)2
6
(a+b+3)(a+b-3)(2x-y-4)(2x-y+4)
(x+3)(x-3)-(x+1)(x+5)952
(6x+y)2+(x+y)(x+3y)2(a+3b)2
11
(—x+—y)28982(4x-4)2-x2
37
1
(5xy+—x)23092(2n+2)2+5n2
6
(4x+5)2(4x+8y)2(xy-5a)2
1
(—x-9y)2(ab+9)2(4n+2)2-4n2
6
11
(—m-—)2(-4t-10)22022
44
1
(-2cd+—)28932(a-b+d)2
5
(3a-b+2)(3a-b-2)(x+y-2)(x+y+2)
(x+3)(x-3)+(x+2)(x-5)3982
(3x-y)2-4(x-y)(x-3y)2(2a-2b)3
11
(—x+—y)28952(9x-5)2-x2
48
1
(4xy-—x)21072(5n-3)2+3n2
2
(3x-1)2(9x+5y)2(xy-6a)2
1
(—x+3y)2(2ab+7)2(6n-3)2-4n2
5
11
(—m-—)2(-2t-1)26022
54
1
(-3cd+—)2932(3a+b+d)2
4
(2a-b+3)(2a-b-3)(4x+y-3
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