人教版八年级数学上册乘法公式综合练习题精选152.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152.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152.docx

人教版八年级数学上册乘法公式综合练习题精选152

(y+9)(y-9)94×86

(3t+8)(3t-8)(a+9)(a-9)

(x+6y)(x-6y)(8a+b)(8a-b)

(x+y)(x-y)(1+5y)(-1+5y)

(t+10)(t-10)+(t+7)(t+8)(y+8)(y-8)+(2y+6)(4y-1)

(c+10)(c-10)501×499

(c+7)(c-7)(-8a+7)(-8a-7)

(x+y)(x-y)(9+b)(9-b)

(-x+y)(-x-y)(x+y)(-x+y)

(y+7)(y-7)-(y+4)(y-5)(9t+2)(9t-2)+(3t+8)(4t-10)

(t+5)(t-5)63×57

(c+8)(c-8)(-7a+b)(-7a-b)

(4x+y)(4x-y)(5+b)(5-b)

(8x+y)(8x-y)(2x+y)(-2x+y)

(t+1)(t-1)-(t+1)(t+7)(b+4)(b-4)-(2b+7)(4b-9)

(c+5)(c-5)304×296

(4a+3)(4a-3)(6a+b)(6a-b)

(x+4y)(x-4y)(5+4b)(5-4b)

(7x+3y)(7x-3y)(8+4y)(-8+4y)

(y+2)(y-2)-(y-1)(y+1)(c+5)(c-5)+(3c+2)(4c-9)

(t+5)(t-5)85×75

(3s+2)(3s-2)(-4a+b)(-4a-b)

(2x+y)(2x-y)(a+b)(a-b)

(3x+y)(3x-y)(x+3y)(-x+3y)

(t+4)(t-4)+(t-6)(t-5)(c+8)(c-8)-(4c-5)(3c+5)

(a+2)(a-2)102×98

(c+9)(c-9)(-8a+b)(-8a-b)

(x+8y)(x-8y)(7+6b)(7-6b)

(3x+y)(3x-y)(x+y)(-x+y)

(a+6)(a-6)-(a-7)(a+5)(3c+9)(3c-9)+(4c+7)(3c-8)

(a+10)(a-10)704×696

(a+6)(a-6)(8a+6)(8a-6)

(7x+y)(7x-y)(9a+b)(9a-b)

(x+y)(x-y)(x+8y)(-x+8y)

(x+6)(x-6)-(x-2)(x-8)(3b+2)(3b-2)-(4b-10)(2b-3)

(y+10)(y-10)205×195

(b+4)(b-4)(-2a+b)(-2a-b)

(7x+7y)(7x-7y)(a+3b)(a-3b)

(5x+y)(5x-y)(8+y)(-8+y)

(t+7)(t-7)+(t+8)(t-1)(s+7)(s-7)-(2s-7)(2s+9)

(y+10)(y-10)91×89

(t+7)(t-7)(-2a+b)(-2a-b)

(9x+y)(9x-y)(6a+6b)(6a-6b)

(-7x+y)(-7x-y)(6+y)(-6+y)

(s+4)(s-4)-(s-2)(s-6)(s+4)(s-4)-(4s+7)(3s-8)

(c+7)(c-7)41×39

(s+8)(s-8)(2a+1)(2a-1)

(x+y)(x-y)(a+b)(a-b)

(x+4y)(x-4y)(x+y)(-x+y)

(c+7)(c-7)-(c+5)(c-3)(3t+6)(3t-6)-(3t+8)(2t+10)

(t+9)(t-9)85×75

(9y+10)(9y-10)(-6a+6)(-6a-6)

(2x+6y)(2x-6y)(6+6b)(6-6b)

(2x+y)(2x-y)(3+7y)(-3+7y)

(t+5)(t-5)+(t-2)(t-1)(s+3)(s-3)+(4s+8)(2s+3)

(b+10)(b-10)105×95

(7t+4)(7t-4)(5a+b)(5a-b)

(x+8y)(x-8y)(9+4b)(9-4b)

(3x+y)(3x-y)(5+9y)(-5+9y)

(t+3)(t-3)+(t+8)(t+3)(7t+7)(7t-7)+(3t-1)(3t+4)

(s+3)(s-3)72×68

(9s+1)(9s-1)(a+4b)(a-4b)

(x+3y)(x-3y)(6+5b)(6-5b)

(x+y)(x-y)(8x+5y)(-8x+5y)

(x+5)(x-5)-(x+4)(x-5)(2b+2)(2b-2)-(2b+6)(4b+3)

(x+1)(x-1)903×897

(9y+2)(9y-2)(a+b)(a-b)

(x+4y)(x-4y)(a+3b)(a-3b)

(x+y)(x-y)(9+7y)(-9+7y)

(c+1)(c-1)-(c+3)(c-2)(7b+4)(7b-4)+(4b+7)(3b-10)

(b+1)(b-1)204×196

(5b+3)(5b-3)(8a+5b)(8a-5b)

(x+y)(x-y)(7+b)(7-b)

(5x+2y)(5x-2y)(x+5y)(-x+5y)

(c+6)(c-6)-(c-9)(c-9)(c+9)(c-9)+(2c+9)(4c-6)

(b+10)(b-10)33×27

(x+3)(x-3)(5a+b)(5a-b)

(3x+y)(3x-y)(9+3b)(9-3b)

(2x+y)(2x-y)(9+y)(-9+y)

(s+2)(s-2)+(s+7)(s+7)(x+10)(x-10)-(3x-2)(2x+4)

(c+4)(c-4)92×88

(5b+10)(5b-10)(-a+3b)(-a-3b)

(7x+5y)(7x-5y)(8a+b)(8a-b)

(-x+y)(-x-y)(9+4y)(-9+4y)

(a+7)(a-7)+(a+7)(a+6)(6y+4)(6y-4)+(3y+10)(2y-10)

(b+2)(b-2)505×495

(4t+10)(4t-10)(5a+9b)(5a-9b)

(x+6y)(x-6y)(4+2b)(4-2b)

(x+y)(x-y)(4x+y)(-4x+y)

(a+7)(a-7)+(a-6)(a+8)(s+4)(s-4)-(4s+2)(4s+3)

(b+2)(b-2)61×59

(3y+5)(3y-5)(-9a+1)(-9a-1)

(x+2y)(x-2y)(3+5b)(3-5b)

(-x+4y)(-x-4y)(6+8y)(-6+8y)

(t+8)(t-8)+(t+2)(t-1)(3t+3)(3t-3)+(3t-6)(3t+5)

(a+8)(a-8)93×87

(2b+2)(2b-2)(2a+3b)(2a-3b)

(x+7y)(x-7y)(2a+b)(2a-b)

(x+2y)(x-2y)(6+5y)(-6+5y)

(t+6)(t-6)+(t-7)(t+3)(3t+8)(3t-8)-(3t-9)(3t+7)

(c+10)(c-10)44×36

(7t+2)(7t-2)(-a+4b)(-a-4b)

(x+y)(x-y)(8+b)(8-b)

(3x+y)(3x-y)(x+9y)(-x+9y)

(a+7)(a-7)+(a+2)(a+9)(7b+5)(7b-5)+(3b+5)(2b-4)

(y+5)(y-5)35×25

(c+1)(c-1)(9a+9b)(9a-9b)

(x+6y)(x-6y)(2+3b)(2-3b)

(-3x+y)(-3x-y)(6x+6y)(-6x+6y)

(y+8)(y-8)-(y+2)(y+2)(b+8)(b-8)+(2b-7)(2b-5)

(x+6)(x-6)91×89

(6a+6)(6a-6)(a+3)(a-3)

(6x+6y)(6x-6y)(a+b)(a-b)

(-6x+y)(-6x-y)(8+9y)(-8+9y)

(a+10)(a-10)-(a-3)(a+5)(c+9)(c-9)-(2c+1)(2c+10)

(c+2)(c-2)51×49

(c+6)(c-6)(-2a+1)(-2a-1)

(x+y)(x-y)(2a+4b)(2a-4b)

(9x+4y)(9x-4y)(4+y)(-4+y)

(x+7)(x-7)-(x-3)(x-5)(4t+9)(4t-9)-(3t-10)(3t+4)

(b+7)(b-7)43×37

(7t+5)(7t-5)(a+b)(a-b)

(x+y)(x-y)(6+9b)(6-9b)

(x+8y)(x-8y)(x+y)(-x+y)

(x+3)(x-3)+(x+2)(x+7)(3x+6)(3x-6)+(3x-3)(2x-9)

(y+9)(y-9)105×95

(8b+1)(8b-1)(a+3)(a-3)

(4x+y)(4x-y)(a+6b)(a-6b)

(-x+8y)(-x-8y)(6+3y)(-6+3y)

(c+9)(c-9)+(c-1)(c-8)(a+2)(a-2)-(4a+9)(3a+3)

(b+10)(b-10)63×57

(x+7)(x-7)(3a+4)(3a-4)

(5x+y)(5x-y)(4a+b)(4a-b)

(-x+2y)(-x-2y)(2x+8y)(-2x+8y)

(y+10)(y-10)+(y-1)(y+3)(b+3)(b-3)-(4b-8)(2b-3)

(x+2)(x-2)301×299

(c+10)(c-10)(-a+6b)(-a-6b)

(9x+7y)(9x-7y)(8+b)(8-b)

(-6x+y)(-6x-y)(9+y)(-9+y)

(c+1)(c-1)+(c+9)(c-5)(7y+3)(7y-3)+(3y-7)(4y+1)

(b+10)(b-10)405×395

(t+9)(t-9)(-a+2)(-a-2)

(2x+5y)(2x-5y)(5a+9b)(5a-9b)

(x+y)(x-y)(5x+9y)(-5x+9y)

(t+10)(t-10)-(t-6)(t-2)(y+3)(y-3)-(2y+9)(4y+4)

(t+6)(t-6)204×196

(3a+6)(3a-6)(9a+b)(9a-b)

(x+7y)(x-7y)(8+b)(8-b)

(-9x+8y)(-9x-8y)(x+y)(-x+y)

(b+1)(b-1)+(b-3)(b-9)(2s+3)(2s-3)-(3s-4)(4s+3)

(x+8)(x-8)304×296

(c+6)(c-6)(a+2b)(a-2b)

(x+5y)(x-5y)(a+2b)(a-2b)

(x+y)(x-y)(x+5y)(-x+5y)

(c+1)(c-1)+(c-7)(c+2)(9x+5)(9x-5)+(3x+9)(2x-9)

(x+1)(x-1)73×67

(t+5)(t-5)(-a+3b)(-a-3b)

(x+y)(x-y)(9a+b)(9a-b)

(-x+y)(-x-y)(x+7y)(-x+7y)

(s+9)(s-9)+(s-3)(s-2)(3t+10)(3t-10)+(2t+9)(2t+9)

(a+7)(a-7)35×25

(c+1)(c-1)(-7a+1)(-7a-1)

(5x+y)(5x-y)(a+b)(a-b)

(-9x+3y)(-9x-3y)(9+y)(-9+y)

(y+3)(y-3)+(y+1)(y-1)(2s+10)(2s-10)+(2s+5)(3s-8)

(c+8)(c-8)402×398

(9t+1)(9t-1)(-9a+b)(-9a-b)

(3x+y)(3x-y)(2+3b)(2-3b)

(-x+3y)(-x-3y)(4+y)(-4+y)

(b+1)(b-1)+(b+4)(b+5)(c+6)(c-6)-(2c+2)(3c-9)

(y+4)(y-4)62×58

(s+1)(s-1)(7a+3b)(7a-3b)

(5x+y)(5x-y)(6a+b)(6a-b)

(-x+y)(-x-y)(x+6y)(-x+6y)

(y+8)(y-8)+(y+3)(y-1)(9a+2)(9a-2)-(3a+1)(4a-2)

(b+6)(b-6)901×899

(y+3)(y-3)(-8a+2b)(-8a-2b)

(2x+y)(2x-y)(6+b)(6-b)

(x+y)(x-y)(2+y)(-2+y)

(a+3)(a-3)+(a+9)(a+7)(3c+3)(3c-3)-(3c+4)(3c+3)

(y+2)(y-2)92×88

(3t+4)(3t-4)(-a+5b)(-a-5b)

(x+2y)(x-2y)(a+b)(a-b)

(x+y)(x-y)(10+3y)(-10+3y)

(x+2)(x-2)-(x+9)(x-7)(3s+10)(3s-10)-(2s-10)(2s+10)

(a+10)(a-10)505×495

(9s+2)(9s-2)(-8a+7)(-8a-7)

(4x+y)(4x-y)(8+b)(8-b)

(-4x+4y)(-4x-4y)(4x+y)(-4x+y)

(b+9)(b-9)+(b+2)(b-8)(10x+9)(10x-9)-(3x+5)(2x-8)

(c+6)(c-6)705×695

(c+5)(c-5)(6a+2)(6a-2)

(6x+5y)(6x-5y)(5a+2b)(5a-2b)

(8x+3y)(8x-3y)(4+y)(-4+y)

(b+1)(b-1)+(b+6)(b+7)(b+7)(b-7)+(3b-3)(3b+5)

(y+9)(y-9)805×795

(t+6)(t-6)(a+9b)(a-9b)

(x+9y)(x-9y)(5a+6b)(5a-6b)

(-2x+y)(-2x-y)(2+y)(-2+y)

(y+6)(y-6)+(y-5)(y+3)(6y+10)(6y-10)-(3y+2)(2y+3)

(t+10)(t-10)65×55

(3x+6)(3x-6)(a+7b)(a-7b)

(7x+6y)(7x-6y)(2+9b)(2-9b)

(-x+8y)(-x-8y)(x+7y)(-x+7y)

(a+3)(a-3)-(a-2)(a-3)(x+7)(x-7)+(3x+6)(4x-8)

(b+6)(b-6)902×898

(b+7)(b-7)(-6a+b)(-6a-b)

(x+8y)(x-8y)(9+6b)(9-6b)

(-6x+7y)(-6x-7y)(4x+y)(-4x+y)

(x+6)(x-6)-(x-8)(x+9)(2c+2)(2c-2)+(4c+2)(4c+7)

(a+7)(a-7)501×499

(a+3)(a-3)(7a+9)(7a-9)

(2x+y)(2x-y)(6a+b)(6a-b)

(-x+y)(-x-y)(x+y)(-x+y)

(b+8)(b-8)+(b-6)(b+9)(7x+5)(7x-5)+(3x-7)(2x+8)

(c+9)(c-9)85×75

(x+2)(x-2)(a+8)(a-8)

(x+y)(x-y)(7a+7b)(7a-7b)

(-x+6y)(-x-6y)(x+y)(-x+y)

(a+6)(a-6)+(a-7)(a-1)(b+4)(b-4)-(2b+1)(4b+8)

(y+6)(y-6)32×28

(b+4)(b-4)(a+b)(a-b)

(3x+y)(3x-y)(4a+3b)(4a-3b)

(x+y)(x-y)(x+9y)(-x+9y)

(b+6)(b-6)+(b-6)(b+8)(x+3)(x-3)+(2x+1)(3x+7)

(c+10)(c-10)104×96

(2a+4)(2a-4)(a+6)(a-6)

(6x+7y)(6x-7y)(a+8b)(a-8b)

(x+9y)(x-9y)(10+2y)(-10+2y)

(y+8)(y-8)+(y-5)(y-7)(x+8)(x-8)+(2x+1)(3x+4)

(c+4)(c-4)904×896

(3s+4)(3s-4)(7a+9)(7a-9)

(x+5y)(x-5y)(2a+b)(2a-b)

(-7x+7y)(-7x-7y)(10+y)(-10+y)

(c+8)(c-8)-(c+8)(c-8)(x+3)(x-3)+(4x-2)(3x-9)

(t+5)(t-5)101×99

(9t+8)(9t-8)(-3a+4)(-3a-4)

(3x+7y)(3x-7y)(8+b)(8-b)

(-x+5y)(-x-5y)(x+3y)(-x+3y)

(c+10)(c-10)+(c+1)(c+6)(s+7)(s-7)-(3s-1)(2s-5)

(a+5)(a-5)905×895

(y+1)(y-1)(-a+7b)(-a-7b)

(7x+8y)(7x-8y)(9a+3b)(9a-3b)

(-6x+4y)(-6x-4y)(8+3y)(-8+3y)

(s+8)(s-8)+(s+8)(s-8)(2t+3)(2t-3)+(3t+10)(3t-10)

(a+8)(a-8)41×39

(x+2)(x-2)(a+2b)(a-2b)

(x+y)(x-y)(6+3b)(6-3b)

(6x+7y)(6x-7y)(x+y)(-x+y)

(y+2)(y-2)-(y-1)(y+7)(8a+5)(8a-5)-(2a-1)(4a+7)

(t+1)(t-1)73×67

(9x+9)(9x-9)(a+1)(a-1)

(x+y)(x-y)(5+b)(5-b)

(-x+6y)(-x-6y)(4+2y)(-4+2y)

(b+7)(b-7)-(b-1)(b-8)(5t+9)(5t-9)+(4t+4)(4t-1)

(y+4)(y-4)501×499

(x+4)(x-4)(-a+b)(-a-b)

(x+4y)(x-4y)(a+4b)(a-4b)

(-9x+9y)(-9x-9y)(x+9y)(-x+9y)

(s+6)(s-6)-(s-1)(s-9)(s+1)(s-1)+(3s+1)(3s-8)

(y+9)(y-9)92×88

(2b+8)(2b-8)(a+7b)(a-7b)

(6x+2y)(6x-2y)(a+6b)(a-6b)

(x+y)(x-y)(10+y)(-10+y)

(x+5)(x-5)-(x-6)(x+4)(a+9)(a-9)-(2a-10)(3a-3)

(s+1)(s-1)55×45

(b+2)(b-2)(-a+7b)(-a-7b)

(x+y)(x-y)(7+b)(7-b)

(-7x+y)(-7x-y)(5+4y)(-5+4y)

(s+8)(s-8)-(s+8)(s+7)(x+1)(x-1)-(2x+9)(4x+1)

(s+2)(s-2)704×696

(3c+9)(3c-9)(-a+4b)(-a-4b)

(9x+6y)(9x-6y)(a+b)(a-b)

(-x+4y)(-x-4y)(4+5y)(-4+5y)

(b+5)(b-5)-(b-7)(b+5)(3y+2)(3y-2)-(4y-1)(3y-3)

(a+6)(a-6)81×79

(t+6)(t-6)(-2a+b)(-2a-b)

(x+y)(x-y)(9+6b)(9-6b)

(x+4y)(x-4y)(9x+8y)(-9x+8y)

(t+9)(t-9)-(t-7)(t+3)(b+3)(b-3)-(4b-4)(4b-7)

(t+2)(t-2)902×898

(t+3)(t-3)(a+8b)(a-8b)

(4x+y)(4x-y)(4a+5b)(4a-5b)

(x+7y)(x-7y)(2x+4y)(-2x+4y)

(x+10)(x-10)-(x-2)(x+9)(9b+4)(9b-4)+(2b-5)(3b+

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