初一下册完全平方公式专项训练13.docx
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初一下册完全平方公式专项训练13.docx
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初一下册完全平方公式专项训练13
(5x-y)2-4(x-y)(x-4y)2(2a-2b)2
11
(—x+—y)26992(2x+1)2-9x2
24
1
(2xy+—x)28052(2n-2)2-4n2
4
(2x-3)2(6x+4y)2(mn+3a)2
1
(—x+7y)2(9ab-10)2(n-3)2-4n2
5
11
(—m-—)2(-9t-10)22022
26
1
(-5cd+—)29912(2a-b-d)2
3
(2a-b+1)(2a-b-1)(3x+y-5)(3x+y+5)
(x+1)(x-1)+(x+1)(x-3)4942
(x-y)2-4(x+y)(x-4y)2(a-b)2
11
(—x-—y)29932(7x-8)2-2x2
47
1
(4xy-—x)21052(3n+2)2-8n2
4
(8x+4)2(8x+6y)2(bc-5a)2
1
(—x-5y)2(9ab-9)2(2n+1)2-n2
5
11
(—m-—)2(-7t-2)23082
43
1
(-2cd-—)29952(a+b+d)2
4
(3a+b+4)(3a+b-4)(x-y-3)(x-y+3)
(x+4)(x-4)+(x-1)(x-4)7962
(5x+y)2-4(x+y)(x-3y)2(a-b)3
11
(—x-—y)26952(7x+6)2+3x2
49
1
(6xy-—x)26012(5n-1)2+7n2
5
(9x+1)2(x+7y)2(bc+2a)2
1
(—x+3y)2(9ab-10)2(6n+3)2+6n2
3
11
(—m-—)2(-2t+2)27032
34
1
(-5cd+—)21952(2a-b+d)2
3
(4a+b+1)(4a+b-1)(3x-y-3)(3x-y+3)
(x+1)(x-1)-(x+3)(x+3)2922
(2x-y)2-(x+y)(x+4y)2(a-3b)3
11
(—x+—y)21972(7x+4)2+3x2
32
1
(4xy+—x)24062(5n+3)2+5n2
3
(7x+10)2(7x+7y)2(bc-6a)2
1
(—x+7y)2(9ab-2)2(5n+5)2-5n2
6
11
(—m-—)2(-9t+1)27092
34
1
(-6cd+—)23922(2a-b-d)2
2
(3a+b+4)(3a+b-4)(2x-y-5)(2x-y+5)
(x+4)(x-4)-(x+3)(x+4)4942
(4x+y)2+2(x-y)(x+3y)2(a+3b)3
11
(—x+—y)27922(3x-1)2+2x2
56
1
(4xy-—x)24092(n+1)2-4n2
3
(8x+4)2(4x+2y)2(bc-2a)2
1
(—x-4y)2(9ab+7)2(3n+5)2-3n2
3
11
(—m+—)2(-9t+8)22042
22
1
(-6cd-—)25942(a-b+d)2
3
(2a+b+1)(2a+b-1)(x-y-1)(x-y+1)
(x+2)(x-2)+(x-5)(x+2)4922
(3x+y)2+2(x-y)(x-3y)2(2a+b)3
11
(—x-—y)29962(5x+9)2-3x2
43
1
(3xy-—x)21082(6n+1)2+10n2
6
(5x+5)2(7x+7y)2(xy+6a)2
1
(—x+3y)2(9ab-1)2(2n+4)2-9n2
3
11
(—m+—)2(-6t+10)25022
65
1
(-3cd-—)2912(3a+b-d)2
5
(a+b+4)(a+b-4)(x-y-2)(x-y+2)
(x+1)(x-1)-(x+1)(x-5)6962
(3x+y)2+4(x-y)(x+3y)2(2a-3b)3
11
(—x+—y)27992(3x-3)2-4x2
27
1
(4xy+—x)28072(6n-3)2-10n2
3
(5x-5)2(3x+4y)2(bc+3a)2
1
(—x-9y)2(9ab-7)2(3n+5)2-2n2
2
11
(—m+—)2(-4t+1)24032
22
1
(-5cd-—)27992(a-b+d)2
5
(2a+b+3)(2a+b-3)(2x-y-3)(2x-y+3)
(x+1)(x-1)-(x-5)(x-1)7962
(5x+y)2+(x-y)(x+3y)2(2a+b)3
11
(—x+—y)21992(5x+5)2-6x2
29
1
(4xy-—x)25022(n-1)2+3n2
5
(7x+3)2(4x-8y)2(xy-4a)2
1
(—x-8y)2(6ab-8)2(5n-3)2+4n2
6
11
(—m-—)2(-5t-5)28082
22
1
(-2cd+—)26932(2a+b-d)2
5
(4a-b+3)(4a-b-3)(2x-y-5)(2x-y+5)
(x+2)(x-2)+(x-5)(x-1)8972
(2x-y)2-2(x+y)(x-3y)2(2a-2b)2
11
(—x+—y)22912(9x+10)2-4x2
57
1
(2xy-—x)27042(4n-4)2+9n2
5
(8x+3)2(4x-y)2(bc+3a)2
1
(—x-7y)2(5ab-3)2(5n-5)2-5n2
3
11
(—m-—)2(-6t-10)28052
55
1
(-5cd-—)28912(a-b-d)2
5
(3a+b+5)(3a+b-5)
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- 初一 下册 完全 平方 公式 专项 训练 13