人教版初二数学上册乘法公式综合练习题精选50.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50.docx

人教版初二数学上册乘法公式综合练习题精选50

(3a-2b-3)2(8y+4)(8y-4)

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

(-x+2y)(-x-2y)(y+5)(y-5)+(y+8)(y+3)

(b-7)272×68

(y-4)2(-a+5b)(-a-5b)

(-9x+2y)2(5+7b)(5-7b)

1

(y-—)2(5x+y)(-5x+y)

9

11

(—x-—)2(t+10)(t-10)-(2t+6)(2t+4)

54

(x+3y-7)(x-3y+7)(s+10)(s-10)

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

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

(-5x+y)(-5x-y)(x+5)(x-5)-(x-1)(x-8)

(s-3)2705×695

(b+2)2(-9a+7)(-9a-7)

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

1

(y+—)2(10+3y)(-10+3y)

7

21

(—x+—y)2(9y+3)(9y-3)+(4y+8)(4y+3)

32

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

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

(4x+2y+4)(4x-2y-4)(4x+8y)(4x-8y)

(-x+9y)(-x-9y)(t+6)(t-6)-(t+4)(t-3)

(y+10)2103×97

(-c-1)2(5a+6)(5a-6)

(-x+2y)2(9+4b)(9-4b)

1

(y-—)2(4+5y)(-4+5y)

2

43

(—x+—)2(7b+5)(7b-5)+(4b-8)(2b+4)

34

(3x+3y-6)(3x-3y+6)(y+10)(y-10)

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

(4x+2y+z)(4x-2y-z)(3x+y)(3x-y)

(5x+y)(5x-y)(a+10)(a-10)+(a-4)(a+3)

(y+7)2604×596

(9b-6)2(-7a+6b)(-7a-6b)

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

1

(y+—)2(7x+8y)(-7x+8y)

2

11

(—x+—y)2(s+1)(s-1)-(3s+3)(4s+7)

42

(x+y-4)(x-y+4)(a+1)(a-1)

(2a+2b+7)2(x+9)(x-9)

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

(-x+y)(-x-y)(s+6)(s-6)+(s-7)(s-1)

(y+2)2203×197

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

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

1

(y+—)2(9+8y)(-9+8y)

5

11

(—x+—)2(x+9)(x-9)-(4x-1)(3x+5)

35

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

(3a+2b-4)2(8t+7)(8t-7)

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

(x+4y)(x-4y)(a+6)(a-6)+(a+7)(a+5)

(y-8)2303×297

(y+8)2(7a+6)(7a-6)

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

1

(y+—)2(10+y)(-10+y)

2

13

(—x+—y)2(b+3)(b-3)+(4b-3)(4b+6)

24

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

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

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

(4x+5y)(4x-5y)(y+6)(y-6)-(y-4)(y+3)

(y-5)2203×197

(5b-1)2(-7a+7)(-7a-7)

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

1

(y+—)2(8+y)(-8+y)

2

41

(—x+—)2(4x+3)(4x-3)-(2x-8)(2x-10)

32

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

(2a-3b+9)2(7b+10)(7b-10)

(x+3y+1)(x-3y-1)(x+5y)(x-5y)

(-4x+y)(-4x-y)(b+10)(b-10)-(b+4)(b+5)

(a-6)294×86

(3c-9)2(a+b)(a-b)

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

1

(y+—)2(4x+y)(-4x+y)

3

11

(—x+—)2(x+2)(x-2)-(3x+7)(3x-4)

22

(x+2y-7)(x-2y+7)(a+6)(a-6)

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

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

(-x+6y)(-x-6y)(t+1)(t-1)-(t+1)(t-6)

(t-4)2101×99

(-b+4)2(-a+5b)(-a-5b)

(-6x+y)2(8a+3b)(8a-3b)

1

(y+—)2(10+4y)(-10+4y)

6

11

(—x+—)2(3x+5)(3x-5)-(4x+7)(2x-4)

22

(3x+3y-5)(3x-3y+5)(s+4)(s-4)

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

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

(-7x+y)(-7x-y)(s+10)(s-10)+(s+3)(s+1)

(c-1)245×35

(-2y+8)2(9a+b)(9a-b)

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

1

(y-—)2(4x+y)(-4x+y)

2

36

(—x-—y)2(c+10)(c-10)+(2c-5)(2c+8)

45

(x+y-8)(x-y+8)(x+10)(x-10)

(3a+3b+1)2(a+9)(a-9)

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

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

(c+4)2604×596

(-9a-4)2(-a+7)(-a-7)

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

1

(y+—)2(4+y)(-4+y)

9

61

(—x-—)2(y+9)(y-9)+(4y-10)(2y-9)

52

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

(a-2b-c)2(9a+1)(9a-1)

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

(x+2y)(x-2y)(c+7)(c-7)-(c-8)(c-2)

(y+6)281×79

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

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

1

(y-—)2(10+8y)(-10+8y)

6

15

(—x+—)2(a+9)(a-9)-(3a+1)(3a+10)

34

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

(a+3b-7)2(x+3)(x-3)

(2x+3y+4)(2x-3y-4)(6x+8y)(6x-8y)

(-4x+4y)(-4x-4y)(x+3)(x-3)+(x+9)(x-1)

(y-3)295×85

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

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

1

(y-—)2(3x+y)(-3x+y)

8

13

(—x+—)2(2s+4)(2s-4)+(4s-3)(3s+4)

44

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

(2a+2b-2)2(5y+4)(5y-4)

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

(x+y)(x-y)(y+10)(y-10)-(y-9)(y-8)

(t-10)2704×696

(-c-4)2(5a+b)(5a-b)

(5x+y)2(6+9b)(6-9b)

1

(y+—)2(x+y)(-x+y)

4

12

(—x-—y)2(c+3)(c-3)-(3c+4)(3c+7)

23

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

(3a-b-c)2(c+7)(c-7)

(4x+y+3)(4x-y-3)(2x+y)(2x-y)

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

(y+4)2601×599

(-2a-10)2(4a+4)(4a-4)

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

1

(y-—)2(6+4y)(-6+4y)

3

61

(—x+—y)2(x+8)(x-8)+(3x+4)(4x-1)

54

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

(a+2b+7)2(6b+10)(6b-10)

(3x+y+1)(3x-y-1)(x+6y)(x-6y)

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

(a+9)2501×499

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

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

1

(y-—)2(8+y)(-8+y)

9

13

(—x+—)2(b+9)(b-9)-(4b-10)(4b-3)

22

(3x+3y-2)(3x-3y+2)(b+1)(b-1)

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

(3x+2y+1)(3x-2y-1)(6x+6y)(6x-6y)

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

(x+10)2605×595

(-3b-1)2(-a+8)(-a-8)

(x+3y)2(4+4b)(4-4b)

1

(y+—)2(7+7y)(-7+7y)

2

11

(—x+—y)2(t+7)(t-7)+(2t+5)(2t-9)

25

(6x+3y-4)(6x-3y+4)(a+10)(a-10)

(3a+b+c)2(s+6)(s-6)

(x+y+3)(x-y-3)(7x+9y)(7x-9y)

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

(t-6)2505×495

(-5t+4)2(-9a+8)(-9a-8)

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

1

(y-—)2(3x+y)(-3x+y)

5

32

(—x-—)2(b+2)(b-2)+(2b+2)(4b-6)

43

(2x+y-3)(2x-y+3)(b+9)(b-9)

(3a-2b-8)2(c+7)(c-7)

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

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

(a-5)283×77

(-9a-8)2(a+1)(a-1)

(x-4y)2(a+3b)(a-3b)

1

(y-—)2(2+y)(-2+y)

9

14

(—x+—y)2(s+6)(s-6)-(4s-7)(3s-4)

25

(x+y-1)(x-y+1)(s+7)(s-7)

(a+2b+5)2(t+10)(t-10)

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

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

(x-10)2704×696

(a-6)2(-9a+7b)(-9a-7b)

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

1

(y+—)2(3+9y)(-3+9y)

9

31

(—x-—)2(4c+2)(4c-2)+(4c+9)(2c+10)

45

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

(3a+b-c)2(t+7)(t-7)

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

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

(a-10)251×49

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

(-x+4y)2(10+5b)(10-5b)

1

(y-—)2(x+y)(-x+y)

9

61

(—x+—)2(9y+7)(9y-7)-(4y-2)(2y+6)

52

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

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