初一下册完全平方公式专项训练52.docx
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初一下册完全平方公式专项训练52
1
(-2cd-—)21932(3a-b+d)2
4
(a+b+5)(a+b-5)(3x-y-3)(3x-y+3)
(x+3)(x-3)+(x+1)(x+1)8992
(2x+y)2-3(x-y)(x+4y)2(a+2b)2
11
(—x-—y)26932(6x+8)2-7x2
63
1
(2xy-—x)25052(5n-5)2+3n2
2
(9x-1)2(4x-5y)2(mn+2a)2
1
(—x+9y)2(5ab-9)2(6n-2)2-4n2
6
11
(—m+—)2(-8t-3)26092
66
1
(-4cd+—)22962(3a+b+d)2
4
(3a-b+4)(3a-b-4)(2x+y-2)(2x+y+2)
(x+2)(x-2)+(x+1)(x-3)4962
(5x+y)2+4(x+y)(x+2y)2(2a+b)3
11
(—x+—y)23942(2x-3)2-3x2
49
1
(2xy-—x)26042(n-3)2+5n2
3
(x-1)2(6x+9y)2(bc+5a)2
1
(—x-7y)2(5ab-2)2(3n+5)2+2n2
6
11
(—m-—)2(-4t+3)23052
26
1
(-5cd-—)26932(a-b-d)2
3
(2a-b+3)(2a-b-3)(3x+y-2)(3x+y+2)
(x+3)(x-3)-(x-2)(x-2)8982
(6x+y)2+(x-y)(x-2y)2(2a+3b)2
11
(—x-—y)27912(2x-8)2+4x2
25
1
(5xy-—x)29062(4n+2)2-5n2
4
(2x-5)2(7x+9y)2(mn-6a)2
1
(—x+4y)2(9ab+10)2(3n-3)2-7n2
6
11
(—m-—)2(-5t-7)210012
56
1
(-6cd-—)21952(3a+b+d)2
2
(2a-b+1)(2a-b-1)(x-y-1)(x-y+1)
(x+4)(x-4)-(x+2)(x-5)6982
(5x-y)2-3(x+y)(x+3y)2(2a+2b)2
11
(—x+—y)25982(2x+3)2-9x2
44
1
(4xy+—x)25082(6n+2)2-8n2
2
(7x-4)2(3x-8y)2(mn-4a)2
1
(—x+y)2(7ab+6)2(6n+4)2+8n2
4
11
(—m+—)2(-5t-9)29032
26
1
(-4cd-—)29952(3a+b+d)2
5
(a-b+5)(a-b-5)(x+y-2)(x+y+2)
(x+4)(x-4)+(x-3)(x+5)3912
(3x-y)2-4(x+y)(x-2y)2(a-2b)2
11
(—x-—y)24982(x-9)2+4x2
25
1
(5xy-—x)29062(2n-5)2+5n2
2
(9x+1)2(2x-4y)2(xy+4a)2
1
(—x-8y)2(6ab+7)2(n-5)2+6n2
5
11
(—m+—)2(-6t+2)26042
32
1
(-4cd-—)2912(2a+b-d)2
5
(a-b+5)(a-b-5)(4x-y-4)(4x-y+4)
(x+1)(x-1)-(x-1)(x-5)5982
(2x+y)2+(x+y)(x+3y)2(a+3b)2
11
(—x-—y)22982(7x+4)2-8x2
43
1
(4xy-—x)210012(3n+4)2-9n2
6
(7x+9)2(8x+9y)2(xy-2a)2
1
(—x+4y)2(2ab-10)2(6n-3)2+2n2
6
11
(—m+—)2(-9t+1)23052
43
1
(-2cd-—)27942(a-b+d)2
4
(4a-b+2)(4a-b-2)(x+y-2)(x+y+2)
(x+4)(x-4)-(x+1)(x-3)5982
(4x+y)2-2(x-y)(x-3y)2(a-b)3
11
(—x-—y)26922(9x-7)2-6x2
25
1
(2xy-—x)26082(6n-1)2-3n2
4
(5x-8)2(2x+3y)2(bc+6a)2
1
(—x+3y)2(7ab+3)2(3n-1)2-2n2
5
11
(—m-—)2(-3t-6)21042
25
1
(-6cd-—)23982(a-b-d)2
3
(2a+b+2)(2a+b-2)(4x+y-2)(4x+y+2)
(x+3)(x-3)-(x+5)(x-1)1932
(3x+y)2+4(x-y)(x-2y)2(a+2b)3
11
(—x-—y)21912(8x-1)2-4x2
43
1
(3xy-—x)23082(3n-2)2-n2
4
(2x+9)2(5x-9y)2(ab-3a)2
1
(—x-9y)2(6ab+9)2(5n-2)2+10n2
6
11
(—m+—)2(-t+3)210092
32
1
(-4cd-—)29932(3a+b-d)2
4
(2a+b+5)(2a+b-5)(4x+y-1)(4x+y+1)
(x+2)(x-2)+(x+4)(x+1)7962
(3x+y)2-(x-y)(x+4y)2(2a+b)2
11
(—x-—y)24982(4x-2)2-3x2
62
1
(6xy-—x)25092(4n-3)2-9n2
3
(2x-10)2(x-2y)2(mn-6a)2
1
(—x+7y)2(4ab+7)2(6n+1)2+8n2
3
11
(—m-—)2(-4t+3)27072
62
1
(-6cd-—)23942(a-b+d)2
2
(2a+b+4)(2a+b-4)(4x-y-4)(4x-y+4)
(x+2)(x-2)-(x+2)(x-1)7962
(x+y)2-4(x+y)(x-2y)2(2a-2b)3