初一数学下册整式的乘法练习题 14文档格式.docx

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初一数学下册整式的乘法练习题 14文档格式.docx

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初一数学下册整式的乘法练习题 14文档格式.docx

(4xy4)•(4x2y3)(-8a3b2)•(-7a4)(5×

103)•(9×

102)

(4x2)•(3x2y2)(-3a5b4)•(-9b3)(2x3y)•(-5x4y)

(3x4y)•(-7x4y3)(-xy3z3)2•(-x3y)(7×

104)•(3×

103)

(—x3y3)•(3x2y2)(-7a2b4)•(-3b4)(2x4y)3•(-2x3y2)

19

(—x4y4)•(—xyz)(-xy3z2)2•(-x2y)(5×

102)•(9×

38

(8xy)•(2x2y2)(-9a3b2)•(-9a)(7×

108)•(7×

104)

(5x2)•(2x4y3)(-7a3b4)•(-9b3)(9x3y)4•(-4x3y)

(2x4y)3•(-3x2y2)(-xyz)2•(-x2y)(5×

103)•(2×

106)

6

(—x4y2)•(8xy3)(-5a4b4)•(-4b4)(2x2y)3•(-7x3y)

5

87

(—x4y2)•(—xyz)(-xy2z3)•(-x2y)(6×

106)•(2×

76

(3x4y)•(4xy4)(-2ab2)•(-9a2)(9×

103)•(6×

(7x)•(3x3y3)(-4a2b4)•(-2b2)(6x2y)3•(-9xy4)

(8x3y)•(-2x2y)(-xyz2)3•(-x3y)3(2×

108)•(3×

1

(—xy)•(5x2y)(-8a4b2)•(-2b3)(9x3y)3•(-9xy3)

66

(—x4y4)•(—xyz)(-xyz3)•(-x3y)3(5×

55

(4x3y)•(8x4y4)(-4ab4)•(-2a4)(9×

102)•(4×

(6x4)•(4xy3)(-5a5b4)•(-8b)(3x4y)3•(-5x2y4)

(6xy)•(-3x3y2)(-xyz)3•(-xy)3(5×

102)•(2×

107)

9

(—xy)•(5xy3)(-9a2b3)•(-6b3)(6x4y)4•(-5x2y3)

41

(—x4y2)•(—xyz)(-xy3z2)•(-x3y)2(8×

106)•(4×

34

(5x3y2)•(9xy)(-2a2b2)•(-9a)(9×

107)•(7×

(8x4)•(4xy3)(-3ab)•(-9b)(2x2y)3•(-5x3y2)

(8x3y)2•(-8x2y2)(-xy3z)•(-x3y)2(9×

(—x2y2)•(4x2y2)(-6a2b2)•(-4b3)(9x3y)3•(-9x2y3)

81

(—x3y3)•(—xyz)(-xy2z3)2•(-x2y)3(9×

107)•(5×

73

(6xy2)•(7xy)(-8a2b)•(-7a3)(3×

(7x3)•(2x2y4)(-2ab4)•(-3b3)(7x4y)2•(-2xy)

(6x2y)2•(-5x4y2)(-xy2z2)•(-xy)(5×

(—x4y4)•(9x3y)(-4a2b)•(-7b3)(2x2y)3•(-3xy3)

17

(—x3y2)•(—xyz)(-xy2z2)2•(-x3y)3(3×

108)•(5×

78

(9x3y3)•(7x2y2)(-6a2b2)•(-7a4)(3×

105)•(6×

(4x)•(5x2y4)(-2a2b)•(-9b)(2x4y)•(-2x2y2)

(5x2y)4•(-8x3y4)(-xyz2)2•(-xy)3(5×

109)•(7×

4

(—x4y4)•(6x2y)(-8a4b3)•(-4b)(4x3y)•(-6x3y3)

(—x2y4)•(—xyz)(-xy2z2)3•(-x2y)3(7×

107)•(6×

33

(7x3y3)•(5x4y4)(-6a5b3)•(-4a3)(7×

(9x4)•(8x2y4)(-9a5b)•(-8b2)(4x4y)•(-6x3y2)

(9x4y)4•(-6xy)(-xy3z3)3•(-x3y)3(2×

(—x2y2)•(6x3y2)(-6a4b4)•(-5b3)(4xy)2•(-2xy3)

(—x2y2)•(—xyz)(-xy3z3)•(-x2y)3(8×

103)•(3×

(4x3y3)•(2x3y4)(-7a3b)•(-9a)(6×

102)•(8×

(3x4)•(8x2y4)(-8ab3)•(-4b)(2x3y)•(-4x3y)

(3xy)3•(-3xy3)(-xyz3)3•(-xy)3(7×

(—x3y)•(6x2y4)(-5ab)•(-4b3)(9xy)3•(-8xy2)

(—x3y2)•(—xyz)(-xy2z3)3•(-x3y)(4×

(2x2y4)•(4x3y)(-4a5b2)•(-2a)(2×

(3x)•(2xy4)(-4a2b3)•(-4b)(8x4y)3•(-9x3y)

(3x4y)•(-9x4y2)(-xy3z3)•(-x2y)(7×

(—x3y)•(8x4y3)(-3ab3)•(-6b2)(3x3y)3•(-4x3y4)

(—x4y4)•(—xyz)(-xyz3)•(-x3y)(8×

102)•(7×

35

(7xy)•(5x3y3)(-7a4b3)•(-4a2)(4×

109)•(8×

(9x)•(9x2y4)(-8a5b4)•(-6b)(5x4y)3•(-5x2y4)

(9xy)•(-2x2y2)(-xy2z3)2•(-x3y)2(5×

106)•(3×

2

(—xy2)•(8x3y)(-4a4b3)•(-3b3)(4x4y)•(-4x4y3)

3

69

(—x2y2)•(—xyz)(-xy3z2)3•(-x2y)2(4×

105)•(4×

58

(6x2y3)•(8x2y4)(-4a3b4)•(-8a3)(9×

(5x)•(5x2y2)(-7a5b3)•(-9b4)(6x3y)•(-3x3y4)

(4x2y)2•(-9x3y)(-xyz2)2•(-x2y)(5×

(—x3y4)•(5x4y)(-9a2b)•(-5b)(2x3y)2•(-8x3y2)

51

(—x2y2)•(—xyz)(-xyz)3•(-x3y)2(2×

105)•(3×

(4x4y)•(7x4y2)(-8a4b4)•(-6a3)(4×

104)•(5×

(9x)•(6x4y2)(-6a4b)•(-3b)(8xy)2•(-8x2y4)

(9xy)4•(-5xy4)(-xy3z3)2•(-xy)2(8×

109)•(4×

(—xy4)•(4xy)(-3a2b4)•(-2b4)(6x4y)2•(-2x2y3)

(—x4y4)•(—xyz)(-xy2z3)3•(-x2y)(5×

102)•(6×

57

(5x4y)•(4x2y3)(-7ab2)•(-2a4)(8×

105)•(8×

(6x2)•(8xy3)(-5a5b2)•(-5b2)(5x3y)3•(-3x3y3)

(4x2y)4•(-6xy3)(-xy2z3)3•(-x3y)3(9×

105)•(9×

(—x3y3)•(3x3y2)(-4a4b4)•(-5b)(4x4y)2•(-4x3y4)

14

(—x3y3)•(—xyz)(-xy2z2)•(-x3y)3(4×

43

(7x4y)•(9x4y2)(-6a3b4)•(-5a)(9×

(6x4)•(5x2y)(-8a4b4)•(-5b2)(6x4y)3•(-4x4y4)

(4xy)3•(-5x4y2)(-xy3z3)•(-x3y)3(7×

(—x4y4)•(4xy2)(-8ab2)•(-4b3)(7xy)3•(-7xy4)

71

(—x4y2)•(—xyz)(-xy2z)•(-xy)3(5×

65

(9x3y4)•(4x4y)(-9a4b2)•(-9a2)(8×

(6x)•(3x3y3)(-7a4b)•(-8b4)(7x2y)2•(-6x3y4)

(6x4y)•(-5x4y3)(-xy3z2)•(-x3y)2(7×

(—x2y2)•(5xy)(-2a3b)•(-6b2)(4xy)•(-8x3y2)

15

(—x4y4)•(—xyz)(-xy2z2)3•(-xy)(2×

36

(6xy4)•(2xy3)(-9a3b)•(-4a3)(8×

(3x3)•(8x4y2)(-3a4b4)•(-2b)(5x3y)4•(-6x4y2)

(2x4y)2•(-6x4y)(-xyz)3•(-xy)2(9×

(—xy4)•(2x2y)(-9a3b2)•(-8b)(4x2y)2•(-6x4y2)

31

(—x4y4)•(—xyz)(-xy2z3)•(-x3y)3(7×

45

(9x3y3)•(7xy3)(-4a3b2)•(-4a2)(5×

(7x3)•(8x4y3)(-7a3b3)•(-3b2)(6x2y)•(-3xy3)

(8xy)•(-8x4y)(-xy2z2)•(-xy)2(3×

109)•(3×

(—x4y2)•(8x4y2)(-4a5b4)•(-2b2)(9x3y)3•(-2x4y3)

61

(—x2y2)•(—xyz)(-xyz)3•(-xy)(3×

56

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