人教版初二数学上册乘法公式综合练习题精选33.docx
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人教版初二数学上册乘法公式综合练习题精选33
1
(y-—)2(10+6y)(-10+6y)
8
11
(—x-—)2(x+9)(x-9)-(3x+1)(3x-9)
42
(x+2y-1)(x-2y+1)(x+5)(x-5)
(a-b-c)2(6t+4)(6t-4)
(4x+y+3)(4x-y-3)(x+3y)(x-3y)
(8x+2y)(8x-2y)(t+2)(t-2)+(t+8)(t-3)
(b+5)265×55
(5x+9)2(3a+4b)(3a-4b)
(4x-y)2(3a+b)(3a-b)
1
(y-—)2(10+3y)(-10+3y)
3
11
(—x+—)2(t+4)(t-4)-(2t-3)(3t-4)
35
(x+3y-7)(x-3y+7)(y+1)(y-1)
(a-3b+2)2(b+2)(b-2)
(x+y+z)(x-y-z)(x+2y)(x-2y)
(-x+3y)(-x-3y)(y+7)(y-7)+(y-6)(y-3)
(t+3)2605×595
(-3x+2)2(a+5)(a-5)
(-x-y)2(a+b)(a-b)
1
(y-—)2(2+5y)(-2+5y)
7
42
(—x-—)2(3t+9)(3t-9)-(4t-5)(4t+5)
53
(6x+y-2)(6x-y+2)(c+3)(c-3)
(a-b-c)2(8t+9)(8t-9)
(x+y+z)(x-y-z)(3x+y)(3x-y)
(x+y)(x-y)(a+3)(a-3)+(a-4)(a+2)
(y-1)262×58
(-b+8)2(a+2)(a-2)
(x+4y)2(5a+b)(5a-b)
1
(y-—)2(7+7y)(-7+7y)
5
12
(—x+—y)2(s+6)(s-6)+(2s-4)(4s-2)
23
(x+3y-4)(x-3y+4)(x+3)(x-3)
(a+b+c)2(t+2)(t-2)
(x+y+2)(x-y-2)(x+4y)(x-4y)
(x+4y)(x-4y)(s+9)(s-9)+(s+6)(s+4)
(y+9)2905×895
(s+10)2(8a+7)(8a-7)
(2x+2y)2(2+b)(2-b)
1
(y+—)2(4+y)(-4+y)
4
33
(—x+—y)2(t+5)(t-5)+(2t-5)(4t-5)
42
(x+y-8)(x-y+8)(x+9)(x-9)
(3a+b+c)2(2t+1)(2t-1)
(4x+2y+3)(4x-2y-3)(9x+7y)(9x-7y)
(6x+3y)(6x-3y)(b+2)(b-2)+(b+4)(b-7)
(x-3)283×77
(c+8)2(4a+1)(4a-1)
(6x+y)2(4a+4b)(4a-4b)
1
(y-—)2(10+9y)(-10+9y)
3
15
(—x-—y)2(4x+7)(4x-7)+(3x+5)(2x+10)
24
(6x+3y-9)(6x-3y+9)(y+10)(y-10)
(2a-2b-3)2(s+4)(s-4)
(x+y+1)(x-y-1)(x+2y)(x-2y)
(-8x+y)(-8x-y)(c+7)(c-7)-(c+1)(c+2)
(x-6)281×79
(b-10)2(-a+7b)(-a-7b)
(-3x+y)2(a+b)(a-b)
1
(y+—)2(6+6y)(-6+6y)
5
41
(—x+—)2(s+8)(s-8)+(3s-5)(3s+6)
32
(x+y-1)(x-y+1)(x+1)(x-1)
(3a-b+c)2(s+5)(s-5)
(4x+y+2)(4x-y-2)(x+y)(x-y)
(x+2y)(x-2y)(b+1)(b-1)+(b+2)(b+1)
(c-3)273×67
(-9t+2)2(-6a+8b)(-6a-8b)
(x-y)2(4+b)(4-b)
1
(y+—)2(x+y)(-x+y)
7
11
(—x+—)2(9c+10)(9c-10)+(3c-5)(4c-8)
32
(x+y-4)(x-y+4)(t+3)(t-3)
(3a+3b+c)2(s+9)(s-9)
(4x+3y+4)(4x-3y-4)(8x+y)(8x-y)
(3x+y)(3x-y)(a+5)(a-5)+(a+7)(a+7)
(c-2)253×47
(-c+4)2(a+7)(a-7)
(5x+4y)2(7a+3b)(7a-3b)
1
(y+—)2(x+3y)(-x+3y)
3
61
(—x-—y)2(7s+1)(7s-1)-(3s+10)(4s-2)
52
(2x+y-8)(2x-y+8)(x+2)(x-2)
(a-b-5)2(x+7)(x-7)
(3x+3y+1)(3x-3y-1)(6x+4y)(6x-4y)
(-x+y)(-x-y)(x+4)(x-4)+(x+9)(x-7)
(c+4)291×89
(c-3)2(-a+b)(-a-b)
(-x-3y)2(10+b)(10-b)
1
(y+—)2(2+y)(-2+y)
4
34
(—x-—y)2(7s+1)(7s-1)+(4s-3)(4s+3)
45
(4x+3y-8)(4x-3y+8)(s+8)(s-8)
(a+b+c)2(5x+3)(5x-3)
(x+y+2)(x-y-2)(9x+2y)(9x-2y)
(-5x+4y)(-5x-4y)(s+8)(s-8)-(s-4)(s+5)
(c+3)235×25
(-b-1)2(-a+2)(-a-2)
(-9x+3y)2(7+b)(7-b)
1
(y+—)2(3x+8y)(-3x+8y)
7
54
(—x+—y)2(x+7)(x-7)-(2x+7)(4x-2)
45
(x+y-4)(x-y+4)(b+5)(b-5)
(a+b-c)2(4b+2)(4b-2)
(x+3y+1)(x-3y-1)(9x+2y)(9x-2y)
(-x+8y)(-x-8y)(c+2)(c-2)+(c-2)(c-1)
(y+7)275×65
(-b+10)2(-3a+7b)(-3a-7b)
(-3x-3y)2(3a+b)(3a-b)
1
(y-—)2(6+y)(-6+y)
2
23
(—x-—)2(a+2)(a-2)+(4a-10)(3a+2)
32
(6x+3y-2)(6x-3y+2)(y+6)(y-6)
(3a+3b+c)2(a+9)(a-9)
(2x+2y+4)(2x-2y-4)(5x+y)(5x-y)
(4x+2y)(4x-2y)(t+7)(t-7)-(t+4)(t-7)
(t-3)2602×598
(-s+10)2(-9a+3b)(-9a-3b)
(8x-y)2(9+7b)(9-7b)
1
(y-—)2(x+3y)(-x+3y)
8
21
(—x+—y)2(c+9)(c-9)-(4c+10)(2c-2)
33
(6x+2y-5)(6x-2y+5)(y+10)(y-10)
(a-3b+c)2(6x+5)(6x-5)
(3x+2y+2)(3x-2y-2)(7x+3y)(7x-3y)
(-x+y)(-x-y)(s+6)(s-6)-(s+7)(s-2)
(c-7)293×87
(-s-5)2(-a+b)(-a-b)
(7x-3y)2(9+b)(9-b)
1
(y-—)2(3+4y)(-3+4y)
2
23
(—x-—y)2(t+4)(t-4)+(3t+7)(4t+1)
34
(x+3y-9)(x-3y+9)(x+5)(x-5)
(a-b-4)2(b+5)(b-5)
(x+y+z)(x-y-z)(x+y)(x-y)
(5x+y)(5x-y)(c+3)(c-3)+(c-9)(c-2)
(s+3)2105×95
(c+9)2(a+2b)(a-2b)
(-9x+3y)2(6a+6b)(6a-6b)
1
(y-—)2(2+9y)(-2+9y)
9
43
(—x+—y)2(y+10)(y-10)-(2y-8)(4y-10)
32
(x+2y-6)(x-2y+6)(c+5)(c-5)
(2a-b+10)2(b+7)(b-7)
(x+3y+z)(x-3y-z)(6x+y)(6x-y)
(x+5y)(x-5y)(a+10)(a-10)-(a+5)(a+8)
(c+3)2704×696
(-c-10)2(-8a+8)(-8a-8)
(-7x+4y)2(4+b)(4-b)
1
(y-—)2(4+y)(-4+y)
7
34
(—x-—y)2(5t+3)(5t-3)+(4t-2)(3t-10)
43
(x+y-7)(x-y+7)(b+10)(b-10)
(2a+b-2)2(5y+2)(5y-2)
(x+y+z)(x-y-z)(x+y)(x-y)
(-x+y)(-x-y)(x+2)(x-2)+(x-2)(x-4)
(y+2)2504×496
(-x-10)2(4a+8)(4a-8)
(x+2y)2(9a+7b)(9a-7b)
1
(y+—)2(2+y)(-2+y)
3
32
(—x+—)2(b+9)(b-9)+(3b+6)(3b-7)
43
(4x+y-4)(4x-y+4)(c+9)(c-9)
(3a-3b+9)2(s+3)(s-3)
(4x+y+3)(4x-y-3)(x+3y)(x-3y)
(x+y)(x-y)(y+6)(y-6)-(y+3)(y-1)
(s-10)255×45
(-c+10)2(8a+5b)(8a-5b)
(-x-y)2(2a+b)(2a-b)
1
(y+—)2(3x+y)(-3x+y)
8
23
(—x+—)2(2b+8)(2b-8)-(3b+5)(2b-1)
32
(3x+y-8)(3x-y+8)(y+7)(y-7)
(3a-2b+2)2(2a+5)(2a-5)
(x+2y+z)(x-2y-z)(2x+8y)(2x-8y)
(x+y)(x-y)(a+8)(a-8)+(a-2)(a+1)
(c+8)2603×597
(-a-7)2(8a+6b)(8a-6b)
(-8x-y)2(4a+b)(4a-b)
1
(y-—)2(4x+y)(-4x+y)
9
36
(—x-—)2(4t+8)(4t-8)+(3t+1)(4t+3)
25
(x+3y-6)(x-3y+6)(c+10)(c-10)
(3a-3b-10)2(7s+1)(7s-1)
(x+3y+1)(x-3y-1)(x+y)(x-y)
(-x+6y)(-x-6y)(a+8)(a-8)+(a-7)(a+7)
(y-1)2905×895
(5c-1)2(-9a+2)(-9a-2)
(x-2y)2(a+b)(a-b)
1
(y+—)2(5x+y)(-5x+y)
2
23
(—x+—y)2(b+2)(b-2)+(2b+5)(2b-1)
34
(x+y-3)(x-y+3)(c+4)(c-4)
(a-b+2)2(t+7)(t-7)
(x+3y+2)(x-3y-2)(x+6y)(x-6y)
(-6x+2y)(-6x-2y)(t+10)(t-10)+(t+5)(t+8)
(a+8)272×68
(b-8)2(a+7)(a-7)
(-7x-3y)2(10+7b)(10-7b)
1
(y-—)2(3x+y)(-3x+y)
3
43
(—x+—)2(6b+5)(6b-5)-(3b+6)(2b+7)
54
(x+2y-2)(x-2y+2)(y+6)(y-6)
(3a-3b+c)2(3t+8)(3t-8)
(x+2y+1)(x-2y-1)(x+3y)(x-3y)
(x+7y)(x-7y)(s+4)(s-4)+(s+1)(s-2)
(t-9)264×56
(2b-1)2(8a+9b)(8a-9b)
(-x-3y)2(6+b)(6-b)
1
(y-—)2(4+