人教版八年级数学上册乘法公式综合练习题精选58Word下载.docx
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人教版八年级数学上册乘法公式综合练习题精选58Word下载.docx
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698
(t+5)(t-5)(a+2b)(a-2b)
(x+2y)(x-2y)(3a+7b)(3a-7b)
(7x+2y)(7x-2y)(8x+y)(-8x+y)
(b+10)(b-10)-(b-1)(b+1)(2a+4)(2a-4)-(4a-6)(3a+4)
(t+1)(t-1)73×
67
(x+2)(x-2)(-8a+6)(-8a-6)
(6x+2y)(6x-2y)(2+5b)(2-5b)
(-3x+y)(-3x-y)(8x+y)(-8x+y)
(s+10)(s-10)+(s-9)(s+9)(a+2)(a-2)+(3a-10)(3a+6)
(t+8)(t-8)62×
58
(9s+4)(9s-4)(-3a+5)(-3a-5)
(x+y)(x-y)(5+6b)(5-6b)
(-5x+8y)(-5x-8y)(4+y)(-4+y)
(s+8)(s-8)-(s+7)(s+2)(y+9)(y-9)+(2y+5)(3y+2)
(b+3)(b-3)41×
39
(c+9)(c-9)(6a+b)(6a-b)
(x+9y)(x-9y)(2+6b)(2-6b)
(x+8y)(x-8y)(10+5y)(-10+5y)
(c+8)(c-8)-(c-9)(c+7)(4t+2)(4t-2)-(2t-9)(4t+10)
(s+7)(s-7)904×
896
(3s+10)(3s-10)(-3a+6)(-3a-6)
(5x+y)(5x-y)(3+9b)(3-9b)
(7x+y)(7x-y)(9+9y)(-9+9y)
(s+6)(s-6)+(s+4)(s-5)(c+9)(c-9)+(3c-8)(2c+10)
(c+5)(c-5)73×
(8b+1)(8b-1)(-a+b)(-a-b)
(5x+9y)(5x-9y)(3a+b)(3a-b)
(x+3y)(x-3y)(5+y)(-5+y)
(a+2)(a-2)-(a-2)(a+3)(a+6)(a-6)+(3a+7)(2a-4)
(t+4)(t-4)802×
798
(y+4)(y-4)(4a+b)(4a-b)
(x+7y)(x-7y)(6a+b)(6a-b)
(-5x+2y)(-5x-2y)(8x+9y)(-8x+9y)
(t+10)(t-10)+(t+7)(t-7)(s+8)(s-8)-(4s-7)(3s-8)
(s+9)(s-9)704×
696
(4a+8)(4a-8)(a+b)(a-b)
(4x+6y)(4x-6y)(2+b)(2-b)
(-7x+6y)(-7x-6y)(3x+y)(-3x+y)
(x+9)(x-9)-(x+5)(x+4)(7c+7)(7c-7)-(2c-3)(2c-7)
(s+4)(s-4)35×
25
(b+9)(b-9)(5a+6b)(5a-6b)
(x+6y)(x-6y)(a+6b)(a-6b)
(x+6y)(x-6y)(4+9y)(-4+9y)
(s+3)(s-3)-(s-8)(s+2)(a+8)(a-8)+(4a-9)(2a-9)
(b+5)(b-5)63×
57
(9s+6)(9s-6)(-a+b)(-a-b)
(x+y)(x-y)(9+3b)(9-3b)
(x+4y)(x-4y)(3+y)(-3+y)
(s+6)(s-6)+(s-9)(s-7)(4a+10)(4a-10)+(2a-4)(4a+3)
(b+10)(b-10)701×
699
(7y+8)(7y-8)(a+b)(a-b)
(9x+y)(9x-y)(4a+b)(4a-b)
(3x+5y)(3x-5y)(8x+y)(-8x+y)
(c+1)(c-1)+(c-4)(c-5)(c+3)(c-3)-(2c-4)(4c+9)
(t+4)(t-4)62×
(5s+4)(5s-4)(-a+5)(-a-5)
(x+y)(x-y)(6a+5b)(6a-5b)
(-7x+y)(-7x-y)(8+y)(-8+y)
(s+4)(s-4)-(s+1)(s+8)(s+5)(s-5)+(2s-7)(4s-4)
(y+8)(y-8)73×
(5a+10)(5a-10)(5a+6)(5a-6)
(x+y)(x-y)(a+2b)(a-2b)
(7x+y)(7x-y)(5+y)(-5+y)
(s+9)(s-9)-(s-9)(s-1)(y+6)(y-6)-(2y-1)(3y+8)
(s+6)(s-6)804×
796
(3b+6)(3b-6)(-a+8)(-a-8)
(7x+y)(7x-y)(9+9b)(9-9b)
(-6x+y)(-6x-y)(6+9y)(-6+9y)
(c+9)(c-9)-(c-7)(c+8)(b+8)(b-8)-(3b-1)(4b+4)
(t+7)(t-7)502×
498
(a+2)(a-2)(a+1)(a-1)
(x+y)(x-y)(a+b)(a-b)
(6x+2y)(6x-2y)(6+3y)(-6+3y)
(c+3)(c-3)-(c-3)(c-4)(y+9)(y-9)+(4y-10)(4y-4)
(b+1)(b-1)102×
(8x+8)(8x-8)(-5a+8b)(-5a-8b)
(x+y)(x-y)(9+b)(9-b)
(-x+y)(-x-y)(10+7y)(-10+7y)
(y+6)(y-6)+(y-6)(y+9)(x+1)(x-1)-(3x+2)(4x+6)
(b+6)(b-6)44×
36
(s+4)(s-4)(a+6b)(a-6b)
(4x+6y)(4x-6y)(a+b)(a-b)
(-x+9y)(-x-9y)(5x+y)(-5x+y)
(x+1)(x-1)+(x-5)(x+9)(8x+3)(8x-3)+(2x-9)(3x-3)
(c+7)(c-7)73×
(t+10)(t-10)(a+3)(a-3)
(x+y)(x-y)(1+b)(1-b)
(7x+3y)(7x-3y)(4+y)(-4+y)
(t+3)(t-3)-(t-3)(t-8)(t+10)(t-10)-(3t-10)(3t-6)
(b+6)(b-6)503×
497
(8b+6)(8b-6)(-a+6b)(-a-6b)
(x+y)(x-y)(9a+2b)(9a-2b)
(-x+y)(-x-y)(x+9y)(-x+9y)
(x+3)(x-3)+(x-6)(x-9)(x+3)(x-3)-(3x+7)(2x-3)
(y+3)(y-3)84×
76
(a+5)(a-5)(-a+7)(-a-7)
(x+7y)(x-7y)(5+2b)(5-2b)
(-7x+y)(-7x-y)(9x+9y)(-9x+9y)
(x+5)(x-5)+(x+7)(x-7)(y+5)(y-5)+(3y+10)(4y+10)
(b+9)(b-9)82×
78
(7b+1)(7b-1)(a+8b)(a-8b)
(3x+4y)(3x-4y)(3+7b)(3-7b)
(-2x+y)(-2x-y)(4+5y)(-4+5y)
(a+2)(a-2)-(a-3)(a+3)(x+9)(x-9)+(4x+3)(2x+6)
(b+2)(b-2)91×
89
(a+1)(a-1)(3a+6)(3a-6)
(x+y)(x-y)(6a+8b)(6a-8b)
(-x+y)(-x-y)(4+y)(-4+y)
(a+8)(a-8)+(a-8)(a+1)(c+3)(c-3)+(4c+1)(4c-8)
(a+7)(a-7)53×
47
(3y+7)(3y-7)(3a+8b)(3a-8b)
(4x+y)(4x-y)(2+b)(2-b)
(x+7y)(x-7y)(x+8y)(-x+8y)
(t+7)(t-7)-(t+3)(t-7)(t+9)(t-9)-(2t+1)(3t+3)
(c+4)(c-4)903×
897
(s+9)(s-9)(3a+b)(3a-b)
(x+9y)(x-9y)(a+4b)(a-4b)
(x+y)(x-y)(6x+4y)(-6x+4y)
(x+8)(x-8)+(x-6)(x-8)(3y+10)(3y-10)+(2y+7)(3y-3)
(s+8)(s-8)41×
(y+10)(y-10)(a+2)(a-2)
(2x+6y)(2x-6y)(4a+3b)(4a-3b)
(-x+y)(-x-y)(8+4y)(-8+4y)
(x+2)(x-2)-(x-8)(x+5)(a+6)(a-6)-(4a+2)(4a-2)
(t+8)(t-8)405×
395
(2s+10)(2s-10)(-a+b)(-a-b)
(2x+8y)(2x-8y)(2a+2b)(2a-2b)
(7x+y)(7x-y)(2+6y)(-2+6y)
(c+3)(c-3)-(c-3)(c-4)(6t+10)(6t-10)+(4t+4)(4t-4)
(x+9)(x-9)505×
495
(4x+10)(4x-10)(7a+b)(7a-b)
(5x+y)(5x-y)(9a+b)(9a-b)
(-3x+2y)(-3x-2y)(3+y)(-3+y)
(x+8)(x-8)-(x+7)(x-2)(10y+10)(10y-10)-(4y-5)(3y+10)
(a+7)(a-7)202×
198
(b+9)(b-9)(a+b)(a-b)
(x+y)(x-y)(10+b)(10-b)
(8x+y)(8x-y)(4+8y)(-4+8y)
(t+7)(t-7)-(t+6)(t+9)(b+8)(b-8)-(3b+6)(4b-5)
(a+2)(a-2)204×
196
(8s+1)(8s-1)(-9a+6)(-9a-6)
(x+4y)(x-4y)(1+5b)(1-5b)
(3x+y)(3x-y)(3+8y)(-3+8y)
(c+10)(c-10)+(c+9)(c+4)(s+8)(s-8)-(4s-3)(2s+9)
(a+8)(a-8)92×
88
(b+7)(b-7)(-a+5)(-a-5)
(3x+9y)(3x-9y)(7+8b)(7-8b)
(-x+y)(-x-y)(6+y)(-6+y)
(t+10)(t-10)-(t+5)(t+3)(4s+1)(4s-1)+(3s+7)(3s-9)
(b+8)(b-8)802×
(5a+9)(5a-9)(2a+2)(2a-2)
(4x+4y)(4x-4y)(7+b)(7-b)
(-9x+2y)(-9x-2y)(x+3y)(-x+3y)
(b+6)(b-6)-(b-6)(b+6)(8c+2)(8c-2)-(3c-8)(3c-4)
(b+6)(b-6)85×
75
(s+1)(s-1)(4a+6b)(4a-6b)
(9x+9y)(9x-9y)(4+6b)(4-6b)
(-x+6y)(-x-6y)(x+9y)(-x+9y)
(t+9)(t-9)+(t+5)(t-4)(y+8)(y-8)-(2y+4)(4y+2)
(x+7)(x-7)32×
28
(2a+8)(2a-8)(a+2)(a-2)
(6x+4y)(6x-4y)(1+b)(1-b)
(8x+y)(8x-y)(9x+y)(-9x+y)
(b+8)(b-8)-(b+8)(b-2)(a+8)(a-8)-(3a+3)(4a+10)
(s+6)(s-6)71×
69
(t+7)(t-7)(-3a+7)(-3a-7)
(9x+y)(9x-y)(2a+b)(2a-b)
(-5x+y)(-5x-y)(x+7y)(-x+7y)
(y+10)(y-10)+(y-4)(y+1)(b+4)(b-4)+(4b+10)(2b-9)
(c+6)(c-6)505×
(t+9)(t-9)(-9a+8)(-9a-8)
(7x+6y)(7x-6y)(2a+b)(2a-b)
(6x+y)(6x-y)(9x+3y)(-9x+3y)
(t+9)(t-9)-(t+8)(t-7)(s+3)(s-3)+(3s-1)(4s-2)
(y+1)(y-1)64×
56
(t+5)(t-5)(a+8b)(a-8b)
(x+3y)(x-3y)(1+9b)(1-9b)
(-x+2y)(-x-2y)(2x+y)(-2x+y)
(y+4)(y-4)-(y-2)(y-8)(9c+8)(9c-8)+(2c-4)(4c-6)
(s+5)(s-5)41×
(2a+8)(2a-8)(5a+b)(5a-b)
(2x+y)(2x-y)(9a+5b)(9a-5b)
(-3x+9y)(-3x-9y)(1+7y)(-1+7y)
(y+9)(y-9)+(y-3)(y-6)(a+2)(a-2)-(4a+3)(2a+8)
(s+1)(s-1)83×
77
(y+8)(y-8)(8a+b)(8a-b)
(x+2y)(x-2y)(2a+b)(2a-b)
(-x+y)(-x-y)(7+7y)(-7+7y)
(t+7)(t-7)-(t-8)(t-7)(a+8)(a-8)+(2a-1)(3a-4)
(t+6)(t-6)405×
(a+4)(a-4)(-5a+b)(-5a-b)
(-6x+6y)(-6x-6y)(3x+2y)(-3x+2y)
(y+9)(y-9)+(y+5)(y-4)(5t+1)(5t-1)-(3t+7)(3t+6)
(t+10)(t-10)801×
799
(a+9)(a-9)(2a+5)(2a-5)
(x+5y)(x-5y)(a+b)(a-b)
(-4x+y)(-4x-y)(1+8y)(-1+8y)
(t+2)(t-2)+(t-6)(t-7)(2x+7)(2x-7)+(3x+10)(3x-6)
(y+10)(y-10)805×
795
(7x+8)(7x-8)(8a+5b)(8a-5b)
(9x+9y)(9x-9y)(a+9b)(a-9b)
(-8x+8y)(-8x-8y)(5x+7y)(-5x+7y)
(y+5)(y-5)-(y-1)(y+2)(6b+1)(6b-1)-(2b-7)(3b-8)
(b+3)(b-3)55×
(4b+10)(4b-10)(-a+8)(-a-8)
(4x+y)(4x-y)(7a+4b)(7a-4b)
(8x+y)(8x-y)(x+y)(-x+y)
(t+3)(t-3)+(t-5)(t-4)(6a+10)(6a-10)-(2a+4)(4a-6)
(t+9)(t-9)62×
(s+4)(s-4)(8a+9)(8a-9)
(7x+y)(7x-y)(a+b)(a-b)
(-x+4y)(-x-4y)(4x+2y)(-4x+2y)
(y+9)(y-9)-(y-6)(y-7)(5y+8)(5y-8)+(3y+9)(2y-1)
(b+3)(b-3)64×
(2x+4)(2x-4)(-a+7)(-a-7)
(x+y)(x-y)(3+5b)(3-5b)
(-x+y)(-x-y)(x+8y)(-x+8y)
(s+2)(s-2)+(s-7)(s-3)(9c+10)(9c-10)+(2c+5)(3c-10)
(c+2)(c-2)902×
898
(2s+7)(2s-7)(-8a+b)(-8a-b)
(x+8y)(x-8y)(1+b)(1-b)
(-2x+7y)(-2x-7y)(1+y)(-1+y)
(s+3)(s-3)+(s-2)(s+5)(10a+2)(10a-2)-(4a+7)(2a-1)
(a+5)(a-5)104×
96
(6s+5)(6s-5)(-2a+b)(-2a-b)
(3x+5y)(3x-5y)(2+8b)(2-8b)
(-x+5y)(-x-5y)(9+7y)(-9+7y)
(b+8)(b-8)-(b-6)(b+7)(b+7)(b-7)-(4b+6)(3b-10)
(x+6)(x-6)35×
(4b+5)(4b-5)(-2a+8b)(-2a-8b)
(6x+y)(6x-y)(8a+b)(8a-b)
(2x+y)(2x-y)(9+7y)(-9+7y)
(y+2)(y-2)+(y-3)(y+3)(t+5)(t-5)-(4t+8)(2t-6)
(x+2)(x-2)802×
(2c+3)(2c-3)(6a+b)(6a-b)
(3x+y)(3x-y)(9+b)(9-b)
(-6x+9y)(-6x-9y)(x+3y)(-x+3y)
(t+4)(t-4)-(t-7)(t-5)(2t+4)(2t-4)-(3t+5)(2t-10)
(y+3)(y-3)203×
197
(t+2)(t-2)(a+9b)(a-9b)
(x+9y)(x-9y)(5+6b)(5-6b)
(x+y)(x-y)(5x+2y)(-5x+2y)
(x+7)(x-7)+(x+4)(x-5)(6s+1)(6s-1)-(2s-3)(3s-2)
(a+1)(a-1)55×
(9x+2)(9x-2)(-3a+5)(-3a-5)
(4x+5y)(4x-5y)(10+b)(10-b)
(x+9y)(x-9y)(x+8y)(-x+8y)
(s+7)(s-7)-(s-4)(s+7)(a+4)(a-4)+(4a+7)(2a-4)
(c+4)(c-4)504×
496
(x+9)(x-9)(-a+7)(-a-7)
(x+y)(x-y)(9a+8b)(9a-8b)
(-x+y)(-x-y)(7+y)(-7+y)
(x+6)(x-6)+(x-5)(x+3)(b+5)(b-5)+(3b+6)(2b-2)
(x+4)(x-4)92×
(y+7)(y-7)(6a+b)(6a-b)
(6x+y)(6x-y)(10+b)(10-b)
(8x+y)(8x-y)(1+y)(-1+y)
(c+6)(c-6)-(c+4)(c-5)
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