人教版八年级数学上册乘法公式综合练习题精选110.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110.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110
(y+10)(y-10)901×899
(a+9)(a-9)(-6a+1)(-6a-1)
(x+6y)(x-6y)(a+b)(a-b)
(-2x+3y)(-2x-3y)(5+3y)(-5+3y)
(y+6)(y-6)-(y+6)(y+2)(5x+6)(5x-6)+(2x-9)(2x+8)
(c+4)(c-4)104×96
(b+3)(b-3)(-4a+7b)(-4a-7b)
(x+3y)(x-3y)(8+b)(8-b)
(x+y)(x-y)(6x+8y)(-6x+8y)
(s+1)(s-1)+(s+9)(s+4)(3t+7)(3t-7)+(2t+6)(2t+2)
(s+10)(s-10)201×199
(2s+8)(2s-8)(a+9b)(a-9b)
(5x+9y)(5x-9y)(2a+b)(2a-b)
(-9x+y)(-9x-y)(x+y)(-x+y)
(a+2)(a-2)-(a-3)(a-5)(8t+2)(8t-2)+(3t+5)(3t+7)
(x+10)(x-10)605×595
(y+9)(y-9)(a+9)(a-9)
(8x+5y)(8x-5y)(5+9b)(5-9b)
(-4x+y)(-4x-y)(8x+y)(-8x+y)
(b+4)(b-4)-(b-3)(b+2)(y+7)(y-7)-(4y-5)(4y+10)
(a+10)(a-10)92×88
(s+8)(s-8)(-9a+3b)(-9a-3b)
(8x+y)(8x-y)(3+b)(3-b)
(x+9y)(x-9y)(4+y)(-4+y)
(t+7)(t-7)+(t+8)(t+7)(t+6)(t-6)-(2t-9)(2t-5)
(s+10)(s-10)903×897
(y+6)(y-6)(a+b)(a-b)
(8x+6y)(8x-6y)(4a+b)(4a-b)
(8x+y)(8x-y)(5x+y)(-5x+y)
(x+3)(x-3)-(x-3)(x+5)(3x+3)(3x-3)+(2x+10)(4x-1)
(b+7)(b-7)82×78
(t+9)(t-9)(-a+b)(-a-b)
(9x+y)(9x-y)(1+b)(1-b)
(x+y)(x-y)(9x+7y)(-9x+7y)
(c+7)(c-7)-(c+7)(c-6)(a+2)(a-2)+(4a-5)(3a+8)
(s+2)(s-2)52×48
(b+9)(b-9)(a+5)(a-5)
(9x+y)(9x-y)(7+7b)(7-7b)
(-8x+y)(-8x-y)(4x+7y)(-4x+7y)
(a+4)(a-4)+(a+5)(a+3)(t+5)(t-5)-(3t+2)(2t-10)
(s+2)(s-2)802×798
(7x+9)(7x-9)(-9a+3)(-9a-3)
(8x+y)(8x-y)(3+7b)(3-7b)
(2x+4y)(2x-4y)(x+y)(-x+y)
(b+2)(b-2)+(b-5)(b-1)(b+8)(b-8)+(3b-10)(3b+3)
(t+5)(t-5)84×76
(5a+4)(5a-4)(6a+9)(6a-9)
(6x+y)(6x-y)(1+2b)(1-2b)
(-7x+y)(-7x-y)(x+y)(-x+y)
(a+9)(a-9)+(a-1)(a-3)(2y+6)(2y-6)+(4y+4)(4y-6)
(a+5)(a-5)302×298
(s+4)(s-4)(a+4b)(a-4b)
(x+y)(x-y)(6a+8b)(6a-8b)
(-x+y)(-x-y)(x+9y)(-x+9y)
(t+1)(t-1)+(t-4)(t-1)(c+5)(c-5)-(2c+3)(2c-1)
(b+3)(b-3)901×899
(t+8)(t-8)(-5a+b)(-5a-b)
(x+9y)(x-9y)(1+b)(1-b)
(-x+y)(-x-y)(9+2y)(-9+2y)
(y+1)(y-1)-(y+2)(y-5)(t+7)(t-7)+(3t+2)(2t+3)
(c+8)(c-8)52×48
(b+3)(b-3)(-a+4)(-a-4)
(x+y)(x-y)(8+6b)(8-6b)
(-6x+y)(-6x-y)(x+y)(-x+y)
(b+8)(b-8)+(b-9)(b+4)(b+5)(b-5)-(4b-10)(4b+2)
(a+6)(a-6)91×89
(s+2)(s-2)(a+9)(a-9)
(5x+y)(5x-y)(2+5b)(2-5b)
(-9x+y)(-9x-y)(10+7y)(-10+7y)
(a+3)(a-3)+(a-6)(a+4)(a+2)(a-2)+(2a+5)(3a-2)
(y+9)(y-9)305×295
(5y+10)(5y-10)(-6a+1)(-6a-1)
(4x+5y)(4x-5y)(a+9b)(a-9b)
(-5x+2y)(-5x-2y)(2+7y)(-2+7y)
(t+1)(t-1)+(t+7)(t-7)(10b+8)(10b-8)+(4b+10)(4b-3)
(c+10)(c-10)73×67
(s+3)(s-3)(-a+2)(-a-2)
(x+y)(x-y)(2a+b)(2a-b)
(-5x+y)(-5x-y)(5+y)(-5+y)
(a+1)(a-1)-(a-2)(a-7)(c+5)(c-5)+(2c+4)(4c-1)
(t+1)(t-1)805×795
(8a+2)(8a-2)(-9a+5b)(-9a-5b)
(x+2y)(x-2y)(6a+9b)(6a-9b)
(7x+8y)(7x-8y)(5+y)(-5+y)
(x+10)(x-10)-(x-5)(x-8)(x+5)(x-5)-(2x+2)(3x+6)
(c+8)(c-8)103×97
(7a+8)(7a-8)(-a+4b)(-a-4b)
(6x+7y)(6x-7y)(9+b)(9-b)
(4x+7y)(4x-7y)(7+2y)(-7+2y)
(b+6)(b-6)+(b+4)(b-8)(9x+10)(9x-10)-(3x+1)(4x+1)
(s+7)(s-7)402×398
(b+7)(b-7)(9a+8)(9a-8)
(x+9y)(x-9y)(2a+b)(2a-b)
(6x+5y)(6x-5y)(4x+y)(-4x+y)
(x+1)(x-1)-(x-7)(x+5)(a+2)(a-2)+(2a-3)(4a-1)
(t+10)(t-10)61×59
(t+8)(t-8)(a+1)(a-1)
(9x+y)(9x-y)(7+b)(7-b)
(-x+y)(-x-y)(1+9y)(-1+9y)
(a+2)(a-2)+(a+6)(a+2)(c+9)(c-9)-(4c+6)(3c-7)
(b+4)(b-4)502×498
(a+5)(a-5)(9a+5)(9a-5)
(2x+y)(2x-y)(a+b)(a-b)
(-6x+5y)(-6x-5y)(4x+3y)(-4x+3y)
(b+2)(b-2)-(b-4)(b-7)(2a+3)(2a-3)-(2a+3)(3a+3)
(b+10)(b-10)61×59
(9s+3)(9s-3)(-a+b)(-a-b)
(x+y)(x-y)(3+b)(3-b)
(6x+9y)(6x-9y)(5x+y)(-5x+y)
(c+5)(c-5)+(c-3)(c+3)(8b+2)(8b-2)-(4b+5)(2b-7)
(c+6)(c-6)702×698
(8y+1)(8y-1)(-a+4)(-a-4)
(x+y)(x-y)(2+8b)(2-8b)
(-9x+y)(-9x-y)(6+y)(-6+y)
(b+8)(b-8)+(b+4)(b+4)(b+3)(b-3)-(4b+4)(3b-8)
(t+7)(t-7)52×48
(t+2)(t-2)(-a+5)(-a-5)
(3x+2y)(3x-2y)(a+2b)(a-2b)
(5x+9y)(5x-9y)(2x+y)(-2x+y)
(x+8)(x-8)-(x+7)(x-3)(5c+8)(5c-8)+(3c-7)(3c+8)
(x+8)(x-8)33×27
(x+4)(x-4)(-7a+b)(-7a-b)
(7x+9y)(7x-9y)(7+b)(7-b)
(-9x+3y)(-9x-3y)(8x+9y)(-8x+9y)
(b+7)(b-7)+(b-9)(b+3)(b+1)(b-1)-(4b-10)(4b-6)
(t+4)(t-4)205×195
(5a+3)(5a-3)(-a+5)(-a-5)
(2x+y)(2x-y)(7a+8b)(7a-8b)
(-3x+9y)(-3x-9y)(6x+y)(-6x+y)
(y+2)(y-2)-(y+8)(y+8)(y+6)(y-6)-(4y+3)(3y+10)
(a+8)(a-8)72×68
(2a+1)(2a-1)(a+8)(a-8)
(9x+9y)(9x-9y)(8a+5b)(8a-5b)
(-x+6y)(-x-6y)(x+5y)(-x+5y)
(s+9)(s-9)-(s+3)(s-7)(5t+7)(5t-7)+(3t+1)(4t+6)
(t+4)(t-4)91×89
(6s+8)(6s-8)(-a+b)(-a-b)
(x+2y)(x-2y)(4+4b)(4-4b)
(-5x+5y)(-5x-5y)(4x+y)(-4x+y)
(s+6)(s-6)+(s+3)(s+5)(y+10)(y-10)+(3y+2)(3y-10)
(y+6)(y-6)92×88
(c+1)(c-1)(a+1)(a-1)
(x+9y)(x-9y)(7+b)(7-b)
(-x+y)(-x-y)(9+y)(-9+y)
(b+1)(b-1)-(b+5)(b-3)(c+9)(c-9)+(2c+8)(2c+9)
(y+9)(y-9)405×395
(2x+2)(2x-2)(7a+b)(7a-b)
(x+7y)(x-7y)(5+6b)(5-6b)
(x+4y)(x-4y)(1+y)(-1+y)
(y+9)(y-9)-(y+7)(y+3)(6x+2)(6x-2)-(3x-8)(2x-9)
(c+10)(c-10)501×499
(t+5)(t-5)(a+4b)(a-4b)
(x+y)(x-y)(2+6b)(2-6b)
(-x+3y)(-x-3y)(10+y)(-10+y)
(b+4)(b-4)+(b+6)(b-5)(c+5)(c-5)+(2c+4)(2c+1)
(x+9)(x-9)505×495
(y+7)(y-7)(-a+1)(-a-1)
(5x+2y)(5x-2y)(a+b)(a-b)
(2x+8y)(2x-8y)(2+9y)(-2+9y)
(t+2)(t-2)-(t+4)(t-6)(x+9)(x-9)-(4x+5)(3x-5)
(t+8)(t-8)602×598
(y+10)(y-10)(a+8)(a-8)
(x+y)(x-y)(2+3b)(2-3b)
(x+y)(x-y)(2+3y)(-2+3y)
(a+6)(a-6)+(a-1)(a-1)(a+5)(a-5)-(3a+2)(2a-5)
(t+9)(t-9)51×49
(s+5)(s-5)(9a+7)(9a-7)
(6x+y)(6x-y)(2+5b)(2-5b)
(-7x+y)(-7x-y)(2+y)(-2+y)
(x+8)(x-8)+(x-9)(x-7)(10y+1)(10y-1)+(3y+10)(3y-9)
(s+7)(s-7)702×698
(a+5)(a-5)(a+4)(a-4)
(x+5y)(x-5y)(3a+b)(3a-b)
(-2x+3y)(-2x-3y)(8+4y)(-8+4y)
(c+8)(c-8)-(c-2)(c+2)(9y+5)(9y-5)-(2y+7)(4y-4)
(c+9)(c-9)601×599
(9t+9)(9t-9)(a+7b)(a-7b)
(3x+8y)(3x-8y)(3+8b)(3-8b)
(8x+3y)(8x-3y)(x+8y)(-x+8y)
(s+7)(s-7)-(s+3)(s-3)(2y+6)(2y-6)+(3y-10)(4y-7)
(s+8)(s-8)601×599
(8s+1)(8s-1)(-a+3)(-a-3)
(x+6y)(x-6y)(4a+7b)(4a-7b)
(-x+4y)(-x-4y)(x+y)(-x+y)
(s+1)(s-1)+(s+6)(s-1)(3s+4)(3s-4)-(4s-1)(4s-5)
(b+3)(b-3)905×895
(2x+10)(2x-10)(-8a+b)(-8a-b)
(x+2y)(x-2y)(a+9b)(a-9b)
(x+y)(x-y)(6+5y)(-6+5y)
(s+4)(s-4)-(s+1)(s+8)(4t+1)(4t-1)+(4t+10)(2t-7)
(b+6)(b-6)202×198
(a+7)(a-7)(a+3b)(a-3b)
(x+3y)(x-3y)(2+b)(2-b)
(x+y)(x-y)(3x+y)(-3x+y)
(t+5)(t-5)-(t-4)(t+2)(2t+10)(2t-10)+(4t+4)(4t+4)
(a+1)(a-1)81×79
(9y+10)(9y-10)(a+2)(a-2)
(x+5y)(x-5y)(4+6b)(4-6b)
(-x+5y)(-x-5y)(5x+7y)(-5x+7y)
(a+8)(a-8)+(a-6)(a-6)(y+5)(y-5)-(3y-2)(2y-2)
(c+2)(c-2)91×89
(4s+10)(4s-10)(9a+5b)(9a-5b)
(x+2y)(x-2y)(6a+4b)(6a-4b)
(-6x+3y)(-6x-3y)(7x+2y)(-7x+2y)
(a+3)(a-3)+(a+2)(a+6)(10x+8)(10x-8)+(4x+4)(4x+4)
(x+2)(x-2)44×36
(2t+6)(2t-6)(-a+4)(-a-4)
(x+7y)(x-7y)(8+5b)(8-5b)
(9x+7y)(9x-7y)(1+9y)(-1+9y)
(y+3)(y-3)+(y-8)(y-6)(x+10)(x-10)+(3x-10)(3x+3)
(s+9)(s-9)402×398
(9t+7)(9t-7)(a+b)(a-b)
(x+2y)(x-2y)(a+8b)(a-8b)
(-5x+y)(-5x-y)(6x+y)(-6x+y)
(b+4)(b-4)+(b-7)(b-5)(4c+10)(4c-10)-(3c-7)(2c+10)
(y+5)(y-5)404×396
(3y+9)(3y-9)(-8a+5)(-8a-5)
(6x+9y)(6x-9y)(8+b)(8-b)
(-3x+y)(-3x-y)(2x+y)(-2x+y)
(t+6)(t-6)+(t-2)(t+3)(c+7)(c-7)-(3c+4)(2c+1)
(b+2)(b-2)202×198
(s+8)(s-8)(a+3)(a-3)
(2x+y)(2x-y)(2a+4b)(2a-4b)
(7x+6y)(7x-6y)(5x+y)(-5x+y)
(y+1)(y-1)-(y+3)(y-3)(s+5)(s-5)+(2s-3)(2s-1)
(x+5)(x-5)41×39
(y+9)(y-9)(a+1)(a-1)
(x+6y)(x-6y)(1+b)(1-b)
(-2x+7y)(-2x-7y)(2+5y)(-2+5y)
(x+8)(x-8)-(x-7)(x+6)(b+4)(b-4)+(2b-8)(3b-10)
(a+3)(a-3)801×799
(y+4)(y-4)(-3a+b)(-3a-b)
(5x+y)(5x-y)(9a+4b)(9a-4b)
(5x+5y)(5x-5y)(9x+y)(-9x+y)
(s+8)(s-8)-(s+8)(s+9)(s+5)(s-5)+(2s-1)(4s-9)
(a+4)(a-4)71×69
(5s+2)(5s-2)(-a+4)(-a-4)
(6x+5y)(6x-5y)(5a+b)(5a-b)
(-x+y)(-x-y)(7+8y)(-7+8y)
(c+1)(c-1)-(c-4)(c-9)(10a+3)(10a-3)+(3a+1)(3a+9)
(c+1)(c-1)702×698
(c+1)(c-1)(a+2)(a-2)
(x+4y)(x-4y)(5a+b)(5a-b)
(7x+4y)(7x-4y)(x+6y)(-x+6y)
(c+3)(c-3)+(c+4)(c+2)(c+6)(c-6)+(3c+10)(2c+5)
(b+2)(b-2)91×89
(4c+3)(4c-3)(a+b)(a-b)
(x+4y)(x-4y)(7+2b)(7-2b)
(-4x+y)(-4x-y)(x+y)(-x+y)
(s+10)(s-10)+(s-8)(s-7)(a+10)(a-10)-(2a+2)(3a+5)
(a+10)(a-10)83×77
(2x+7)(2x-7)(3a+6)(3a-6)
(x+y)(x-y)(a+3b)(a-3b)
(-x+y)(-x-y)(9+4y)(-9+4y)
(b+1)(b-1)+(b+4)(b-5)(x+6)(x-6)+(2x-2)(4x-2)
(b+2)(b-2)73×67
(4y+6)(4y-6)(a+8b)(a-8b)
(x+5y)(x-5y)(5+6b)(5-6b)
(-x+y)(-x-y)(7+5y)(-7+5y)
(x+4)(x-4)+(x-4)(x+9)(x+4)(x-4)-(3x-4)(2x-4)
(s+2)(s-2)801×799
(x+2)(x-2)(9a+b)(9a-b)
(2x+y)(2x-y)(4a+b)(4a-b)
(2x+9y)(2x-9y)(8+y)(-8+y)
(y+7)(y-7)+(y-5)(y-6)(10b+3)(10b-3)-(4b+3)(4b+1)
(b+6)(b-6)101×99
(c+10)(c-10)(-a+3)(-a-3)
(x+y)(x-y)(8+8b)(8-8b)
(-9x+y)(-9x-y)(9+9y)(-9+9y)
(y+4)(y-4)-(y+9)(y+1)(t+8)(t-8)+(2t-5)(4t+2)
(t+8)(t-8)44×36
(b+3)(b-3)(a+9)(a-9)
(x+4y)(x-4y)(3a+b)(3a-b)
(x+9y)(x-9y)(x+7y)(-x+7y)
(b+3)(b-3)+(b-4)(b+4)(x+9)(x-9)+(3x-3)(2x+7)
(t+5)(t-5)104×96
(y+5)(y-5)(a+3)(a-3)
(x+y)(x-y)(4+b)(4-b)
(-9x+4y)(-9x-4y)(8x+7y)(-8x+7y)
(b+3)(b-3)-(b-7)(b+7)(8t+10)(8t-10)-(4t-4)(4t-1)
(s+5)(s-5)605×595
(9s+10)(9s-10)(-a+7)(-a-7)
(8x+y)(8x-y)(a+b)(a-b)
(-8x+4y)(-8x-4y)(2+y)(-2+y)
(b+10)(b-10)-(b-5)(b+9)(y+9)
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