初一下册完全平方公式专项训练22.docx
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初一下册完全平方公式专项训练22
(3x-y)2-3(x+y)(x+4y)2(a+b)3
11
(—x+—y)24942(7x-4)2-3x2
66
1
(4xy+—x)28052(3n+3)2+2n2
6
(2x+9)2(6x-4y)2(ab-6a)2
1
(—x+7y)2(6ab+9)2(2n-2)2+2n2
2
11
(—m+—)2(-3t+3)24092
26
1
(-4cd+—)23922(a-b-d)2
3
(4a-b+1)(4a-b-1)(2x+y-5)(2x+y+5)
(x+4)(x-4)-(x+3)(x+2)2982
(4x-y)2-3(x+y)(x-3y)2(2a-b)2
11
(—x+—y)24982(2x-7)2-9x2
27
1
(2xy-—x)26042(3n+2)2+3n2
6
(5x+5)2(7x-6y)2(mn+2a)2
1
(—x+y)2(5ab-2)2(4n+2)2+7n2
4
11
(—m+—)2(-4t-8)26052
44
1
(-2cd+—)28922(a+b+d)2
6
(a-b+2)(a-b-2)(3x+y-4)(3x+y+4)
(x+3)(x-3)-(x-1)(x+4)6962
(3x-y)2+4(x-y)(x-4y)2(a-2b)3
11
(—x-—y)22962(4x+5)2-9x2
39
1
(5xy+—x)210012(4n-2)2+3n2
4
(6x-5)2(4x-6y)2(ab-5a)2
1
(—x-8y)2(9ab-10)2(6n-2)2-5n2
3
11
(—m+—)2(-8t-4)29032
52
1
(-3cd+—)26922(2a+b-d)2
2
(4a+b+2)(4a+b-2)(4x-y-4)(4x-y+4)
(x+4)(x-4)+(x-1)(x-2)6992
(5x+y)2-(x+y)(x-2y)2(a-2b)2
11
(—x-—y)25932(3x-6)2-x2
66
1
(3xy-—x)210032(n+2)2-2n2
5
(3x-9)2(9x+8y)2(ab+a)2
1
(—x+9y)2(4ab-5)2(n-4)2-3n2
5
11
(—m+—)2(-2t+8)22092
63
1
(-5cd+—)28972(3a-b+d)2
3
(a+b+3)(a+b-3)(3x-y-4)(3x-y+4)
(x+1)(x-1)-(x+1)(x-3)8962
(x-y)2+3(x-y)(x-3y)2(a+3b)2
11
(—x-—y)24912(x+10)2-7x2
35
1
(2xy-—x)210042(3n+4)2+2n2
6
(5x+2)2(2x-9y)2(mn+4a)2
1
(—x+7y)2(2ab+2)2(4n-4)2+4n2
5
11
(—m+—)2(-6t-3)210062
64
1
(-4cd-—)23942(3a-b-d)2
2
(a-b+2)(a-b-2)(2x-y-3)(2x-y+3)
(x+4)(x-4)+(x+3)(x+3)1942
(x+y)2+4(x-y)(x+3y)2(2a-3b)2
11
(—x+—y)22942(9x-2)2-6x2
55
1
(3xy+—x)210052(6n+2)2-3n2
3
(x+5)2(9x+y)2(mn+3a)2
1
(—x-2y)2(6ab-6)2(3n-4)2-3n2
6
11
(—m-—)2(-3t+9)24072
55
1
(-4cd+—)29972(3a-b-d)2
4
(a+b+1)(a+b-1)(x+y-1)(x+y+1)
(x+1)(x-1)+(x+4)(x-1)982
(2x-y)2-4(x+y)(x-2y)2(a+3b)3
11
(—x-—y)23992(5x+2)2+7x2
54
1
(4xy-—x)29012(4n-4)2+9n2
5
(2x-3)2(3x+5y)2(ab-2a)2
1
(—x-4y)2(9ab+7)2(6n-4)2+2n2
2
11
(—m-—)2(-2t+5)29042
42
1
(-3cd-—)26972(a+b+d)2
5
(2a+b+5)(2a+b-5)(3x-y-2)(3x-y+2)
(x+4)(x-4)-(x+3)(x-2)1962
(3x+y)2-2(x-y)(x-3y)2(2a-b)3
11
(—x-—y)21962(5x+9)2+3x2
55
1
(4xy-—x)29032(4n-3)2-2n2
2
(x+10)2(6x+4y)2(bc+6a)2
1
(—x+3y)2(ab-1)2(2n+4)2-2n2
2
11
(—m+—)2(-t+1)21042
56
1
(-3cd-—)28922(3a-b-d)2
3
(a+b+2)(a+b-2)(x+y-4)(x+y+4)
(x+4)(x-4)+(x+1)(x+5)2952
(3x-y)2-4(x-y)(x+3y)2(2a-b)2
11
(—x-—y)23992(6x-5)2+2x2
33
1
(2xy-—x)23012(5n-4)2-8n2
6
(8x+6)2(9x-4y)2(bc+a)2
1
(—x-9y)2(7ab+3)2(3n+5)2+3n2
6
11
(—m-—)2(-9t+3)27092
62
1
(-4cd+—)26972(a-b+d)2
3
(a+b+5)(a+b-5)(2x+y-5)(2x+y+5)
(x+1)(x-1)+(x-5)(x-1)2952
(6x+y)2-2(x-y)(x-2y)2(a-2b)3
11
(—x+—y)24992(4x-4)2-9x2
55
1
(4xy+—x)28012(6n-2)2-n2
6
(x-9)2(2x+6y)2(bc-6a)2
1
(—x+4y)2(3ab-8)2(4n+3)2+5n2
4
11
(—m-—)2(-3t-9)27012
44
1
(-5cd-—)25962(3a-b+d)2
2
(a+b+1)(a+b-1)(4x-y-2)(4x-y+2)
(x+4)(x-4)+(x-1)(x-4)2932
(6x+y)2+3(x+y)(x+4y)2(2a-3b)2
11
(—x+—y)21992(6x+9)2-3x2
57
1
(2xy-—x)21062(3n-5)2-2n2
6
(8x+10)2(4x-9y)2(ab-6a)2
1
(—x+4y)2(9ab-4)2(6n+4)2+6n2
3
11
(—m-—)2(-2t+4)29072
25
1
(-6cd+—)25912(3a+b-d)2
6
(3a-b+5)(3a-b-5)(4x+y-4)(4x+y+4)
(x+1)(x-1)-(x+2)(x-5)7952
(5x-y)2+2(x-y)(x-2y)2(a-3b)2
11
(—x+—y)27922(4x-4)2-9x2
35
1
(2xy-—x)24092(5n-2)2-6n2
2
(4x+4)2(8x+6y)2(xy-5a)2
1
(—x+2y)2(4ab+9)2(2n-2)2+4n2
6
11
(—m-—)2(-6t-8)23032
63
1
(-6cd+—)25932(3a-b-d)2
3
(4a-b+5)(4a-b-5)(4x+y-4)(4x+y+4)
(x+1)(x-1)+(x+4)(x+5)922
(x+y)2+2(x+y)(x+2y)2(a+b)2
11
(—x+—y)25992(6x-3)2-6x2
47
1
(6xy+—x)27092(n-3)2-5n2
3
(9x-9)2(8x+4y)2(bc-4a)2
1
(—x+2y)2(7ab-4)2(6n-5)2-5n2
5
11
(—m+—)2(-8t-7)27052
44
1
(-3cd-—)23972(2a+b+d)2
4
(a-b+1)(a-b-1)(2x+y-3)(2x+y+3)
(x+4)(x-4)-(x+2)(x-1)6962
(2x+y)2-4(x+y)(x-4y)2(2a-3b)3
11
(—x-—y)23992(5x-4)2-2x2
55
1
(6xy+—x)22022(4n+4)2-5n2
6
(2x-3)2(6x-8y)2(xy-2a)2
1
(—x-3y)2(ab+2)2(5n+2)2-8n2
5
11
(—m-—)2(-6t+2)210092
54
1
(-3cd-—)24912(2a-b+d)2
6
(2a+b+5)(2a+b-5)(4x-y-1)(4x-y+1)
(x+3)(x-3)+(x-3)(x-5)6912
(3x-y)2-(x-y)(x-4y)2(2a+2b)2
11
(—x-—y)25942(3x+3)2-9x2
46
1
(5xy-—x)23042(4n-1)2+2n2
6
(x-5)2(9x-4y)2(bc+a)2
1
(—x-4y)2(9ab+2)2(n-1)2-2n2
4
11
(—m+—)2(-2t-8)26022
35
1
(-6cd+—)25972(3a+b-d)2
2
(3a-b+3)(3a-b-3)(3x+y-1)(3x+y+1)
(x+3)(x-3)-(x-5)(x+4)4992
(5x+y)2+3(x-y)(x-2y)2(a+3b)2
11
(—x-—y)28982(8x+3)2-7x2
58
1
(6xy-—x)28082(3n-4)2+9n2
2
(6x+6)2(9x-3y)2(ab+a)2
1
(—x+7y)2(6ab-9)2(4n-2)2+9n2
3
11
(—m+—)2(-5t+2)22092
23
1
(-6cd-—)24972(a-b-d)2
4
(3a+b+5)(3a+b-5)(4x+y-3)(4x+y+3)
(x+1)(x-1)+(x-5)(x+3)952
(6x-y)2-3(x-y)(x+4y)2(a-2b)2
11
(—x+—y)25932(3x-2)2+8x2
57
1
(3xy-—x)29072(4n+2)2+5n2
5
(4x+3)2(6x-2y)2(bc+6a)2
1
(—x+4y)2(8ab+8)2(5n+5)2+9n2
2
11
(—m+—)2(-6t+8)27052
26
1
(-3cd-—)23982(3a+b+d)2
3
(a-b+3)(a-b-3)(2x-y-2)(2x-y+2)
(x+1)(x-1)-(x-4)(x+2)5912
(4x-y)2+2(x+y)(x-2y)2(a-3b)3
11
(—x-—y)26932(5x-2)2+5x2
62
1
(2xy+—x)27082(n+4)2+3n2
3
(2x-2)2(7x+6y)2(bc+5a)2
1
(—x+7y)2(ab-6)2(2n+3)2-5n2
2
11
(—m+—)2(-t-1)26022
55
1
(-6cd-—)27982