人教版初二数学上册乘法公式综合练习题精选8.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8.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8.docx

人教版初二数学上册乘法公式综合练习题精选8

(a-3b+c)2(8y+9)(8y-9)

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

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

(b-8)2401×399

(-2s-10)2(5a+7)(5a-7)

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

1

(y-—)2(10+6y)(-10+6y)

9

21

(—x-—y)2(8b+3)(8b-3)+(3b-10)(4b+1)

32

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

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

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

(-7x+5y)(-7x-5y)(t+1)(t-1)-(t+9)(t+7)

(c-4)2804×796

(-s-9)2(a+6)(a-6)

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

1

(y+—)2(6+9y)(-6+9y)

3

31

(—x-—y)2(10c+2)(10c-2)-(3c+8)(2c-10)

24

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

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

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

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

(c+4)2205×195

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

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

1

(y+—)2(x+4y)(-x+4y)

8

61

(—x+—y)2(6x+5)(6x-5)-(3x+1)(3x+3)

52

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

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

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

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

(a-6)235×25

(y-10)2(-a+b)(-a-b)

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

1

(y-—)2(2x+y)(-2x+y)

7

11

(—x-—)2(3s+6)(3s-6)+(2s-10)(4s-2)

35

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

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

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

(-8x+y)(-8x-y)(b+8)(b-8)-(b-4)(b+5)

(c+4)2302×298

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

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

1

(y-—)2(6x+y)(-6x+y)

6

43

(—x+—y)2(6s+10)(6s-10)+(3s-7)(4s+2)

32

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

(a+b+c)2(4y+1)(4y-1)

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

(2x+y)(2x-y)(a+3)(a-3)-(a+8)(a+9)

(y+5)291×89

(4t-2)2(-5a+7)(-5a-7)

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

1

(y-—)2(1+y)(-1+y)

9

44

(—x-—)2(b+7)(b-7)-(3b-2)(4b-8)

35

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

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

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

(x+2y)(x-2y)(x+8)(x-8)-(x+9)(x-8)

(t-9)2403×397

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

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

1

(y-—)2(5x+y)(-5x+y)

6

53

(—x-—)2(s+7)(s-7)+(4s-4)(4s+8)

44

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

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

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

(5x+y)(5x-y)(t+4)(t-4)-(t+8)(t-4)

(c-5)2204×196

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

(-5x-y)2(1+3b)(1-3b)

1

(y-—)2(3x+y)(-3x+y)

9

41

(—x+—y)2(b+10)(b-10)+(4b+10)(3b-7)

55

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

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

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

(3x+8y)(3x-8y)(s+9)(s-9)-(s-2)(s+1)

(c+1)2603×597

(-y-6)2(8a+9)(8a-9)

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

1

(y+—)2(7x+6y)(-7x+6y)

4

11

(—x+—)2(c+1)(c-1)+(3c+10)(2c-8)

22

(2x+2y-1)(2x-2y+1)(c+8)(c-8)

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

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

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

(c+6)2202×198

(3a-5)2(6a+3)(6a-3)

(x-3y)2(10+b)(10-b)

1

(y-—)2(2+9y)(-2+9y)

9

43

(—x-—)2(y+10)(y-10)+(2y+1)(4y-10)

52

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

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

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

(4x+y)(4x-y)(c+2)(c-2)-(c+8)(c+7)

(a+2)2402×398

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

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

1

(y+—)2(5+y)(-5+y)

6

13

(—x-—)2(c+7)(c-7)+(4c-4)(2c+9)

32

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

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

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

(-4x+2y)(-4x-2y)(s+6)(s-6)-(s-9)(s+4)

(b+3)2704×696

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

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

1

(y-—)2(4+y)(-4+y)

7

11

(—x+—y)2(a+2)(a-2)-(4a-10)(4a-10)

53

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

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

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

(-x+y)(-x-y)(t+1)(t-1)+(t-7)(t+2)

(y-8)2405×395

(-a-5)2(3a+1)(3a-1)

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

1

(y+—)2(8+4y)(-8+4y)

8

13

(—x-—)2(c+1)(c-1)-(4c+5)(3c+5)

44

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

(2a-b+c)2(t+8)(t-8)

(4x+3y+2)(4x-3y-2)(x+9y)(x-9y)

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

(s-5)2601×599

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

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

1

(y-—)2(x+9y)(-x+9y)

7

11

(—x+—)2(8y+2)(8y-2)-(3y+7)(3y-10)

32

(2x+y-7)(2x-y+7)(t+9)(t-9)

(a-b-c)2(5t+9)(5t-9)

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

(8x+y)(8x-y)(s+7)(s-7)+(s+7)(s-5)

(a+1)294×86

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

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

1

(y+—)2(6x+y)(-6x+y)

8

52

(—x-—y)2(s+1)(s-1)+(2s-8)(3s-1)

43

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

(a-2b-8)2(7t+1)(7t-1)

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

(6x+y)(6x-y)(a+8)(a-8)-(a+5)(a-6)

(t+3)232×28

(8t-4)2(7a+9b)(7a-9b)

(5x+3y)2(10+b)(10-b)

1

(y-—)2(7+7y)(-7+7y)

5

51

(—x+—y)2(2c+2)(2c-2)-(4c+1)(4c+9)

45

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

(3a+3b+c)2(5x+1)(5x-1)

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

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

(x+1)2401×399

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

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

1

(y+—)2(3x+2y)(-3x+2y)

7

24

(—x+—y)2(10s+3)(10s-3)+(2s-2)(4s-7)

33

(5x+2y-4)(5x-2y+4)(x+1)(x-1)

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

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

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

(s+5)263×57

(8y+1)2(-8a+5b)(-8a-5b)

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

1

(y+—)2(3+y)(-3+y)

4

16

(—x+—y)2(y+2)(y-2)-(3y-3)(4y-2)

35

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

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

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

(6x+y)(6x-y)(b+1)(b-1)+(b-8)(b+8)

(c+2)232×28

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

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

1

(y+—)2(9x+5y)(-9x+5y)

5

16

(—x-—)2(4a+6)(4a-6)+(3a+7)(4a-8)

25

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

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

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

(9x+y)(9x-y)(t+7)(t-7)-(t+8)(t+6)

(c+1)285×75

(s+6)2(4a+3b)(4a-3b)

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

1

(y-—)2(4x+y)(-4x+y)

9

41

(—x-—)2(6a+3)(6a-3)+(3a-5)(4a+5)

52

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

(3a-b-10)2(s+2)(s-2)

(x+2y+1)(x-2y-1)(9x+9y)(9x-9y)

(7x+y)(7x-y)(y+9)(y-9)-(y+5)(y+8)

(t-6)242×38

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

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

1

(y-—)2(9+y)(-9+y)

7

41

(—x+—)2(9c+8)(9c-8)+(2c+5)(3c+2)

34

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

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