初一数学下册整式的乘法练习题 52Word格式.docx
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108)•(5×
63
(5x3y2)•(2x4y4)(-4a5b2)•(-2a4)(8×
104)•(7×
(3x4)•(2x2y4)(-7a3b4)•(-6b2)(4x3y)2•(-5x4y4)
(4x2y)•(-3xy4)(-xyz2)2•(-x2y)3(7×
106)•(7×
5
(—x2y2)•(2xy2)(-9a5b)•(-6b)(2x2y)4•(-4x3y)
4
19
(—x2y2)•(—xyz)(-xy2z2)•(-x2y)(2×
109)•(4×
106)
68
(4x3y4)•(9x4y3)(-7a4b4)•(-5a2)(3×
107)•(7×
(5x2)•(2x4y3)(-7ab)•(-3b)(5x4y)•(-7x2y2)
(2x4y)3•(-8xy)(-xyz2)•(-x2y)3(8×
108)•(4×
(—x4y)•(4x2y3)(-3a5b)•(-9b2)(7x2y)2•(-6x2y3)
79
(—x2y2)•(—xyz)(-xyz2)3•(-xy)2(8×
106)•(5×
105)
(5x4y)•(3x4y3)(-7a4b4)•(-4a2)(4×
(4x)•(8x3y4)(-7a3b2)•(-3b4)(3x4y)4•(-2x3y4)
(9x4y)2•(-8x3y3)(-xy2z)•(-xy)(2×
104)•(6×
2
(—x2y2)•(7x4y4)(-3a3b)•(-9b2)(4x3y)•(-2x2y)
3
16
(—x3y2)•(—xyz)(-xy3z3)3•(-x3y)(5×
103)•(7×
104)
45
(8x4y)•(2x2y3)(-3a2b)•(-6a3)(9×
105)•(3×
(6x2)•(7x3y2)(-7a2b2)•(-4b4)(2x3y)3•(-2x4y)
(8x3y)2•(-9x4y)(-xy2z2)3•(-x2y)3(6×
102)•(4×
1
(—x4y)•(4x2y4)(-9a5b4)•(-3b3)(7x2y)3•(-6x4y2)
(—x4y2)•(—xyz)(-xyz3)3•(-x3y)3(4×
106)•(8×
103)
(9x4y4)•(2x2y4)(-8a5b3)•(-2a)(5×
106)•(6×
(7x3)•(8xy)(-9ab)•(-3b2)(3xy)•(-9xy3)
(4x4y)3•(-2x4y)(-xyz3)2•(-x3y)(5×
(—xy3)•(4xy4)(-3a4b)•(-3b3)(5x3y)2•(-5x3y4)
31
(—x2y2)•(—xyz)(-xy2z3)•(-x2y)2(2×
105)•(8×
48
(3xy4)•(3x3y2)(-6a5b2)•(-9a3)(4×
(3x3)•(6x2y)(-2a5b4)•(-9b4)(4x3y)2•(-8x2y)
(5x3y)2•(-8x4y3)(-xyz2)•(-x3y)3(7×
102)•(7×
(—x2y)•(5xy4)(-6a4b3)•(-8b3)(3x4y)2•(-2xy4)
47
(—x3y4)•(—xyz)(-xy2z3)3•(-x2y)3(4×
102)•(2×
36
(4x2y)•(2x2y3)(-9a4b4)•(-6a2)(2×
(2x2)•(4xy)(-8a3b2)•(-8b2)(3x3y)3•(-6xy4)
(6xy)2•(-7xy2)(-xy2z2)2•(-x3y)(4×
109)•(5×
(—x4y2)•(2x2y4)(-2ab4)•(-8b3)(3x4y)2•(-6x4y)
54
(—x3y2)•(—xyz)(-xy3z2)•(-x2y)2(5×
103)•(8×
107)
(3x4y3)•(8xy4)(-2a4b)•(-3a2)(5×
104)•(9×
(2x3)•(7x4y)(-4ab)•(-8b3)(2x4y)•(-8xy2)
(2x3y)4•(-8x3y)(-xyz3)2•(-x2y)(8×
105)•(9×
(—x4y)•(3xy4)(-3ab2)•(-3b)(3xy)2•(-9xy3)
8
11
(—x4y2)•(—xyz)(-xy3z3)2•(-x2y)3(6×
76
(2x4y4)•(5x2y3)(-7a3b3)•(-6a4)(2×
102)•(6×
(2x4)•(6x2y)(-3a3b4)•(-9b4)(5x3y)3•(-5x4y)
(6x3y)3•(-9xy3)(-xy2z3)2•(-x3y)(2×
107)•(5×
(—x2y)•(2x3y)(-4a4b3)•(-2b2)(2xy)2•(-9x3y4)
(—x3y3)•(—xyz)(-xy3z2)•(-xy)3(4×
107)•(2×
102)
67
(4x3y4)•(8xy2)(-3ab4)•(-8a2)(5×
109)•(7×
(8x4)•(6x2y2)(-2a2b2)•(-9b4)(9x2y)•(-3xy4)
(5x3y)4•(-5x3y3)(-xyz)•(-xy)(7×
(—x3y)•(2xy4)(-4a3b3)•(-8b)(7x3y)3•(-5x3y2)
(—x3y4)•(—xyz)(-xyz)2•(-xy)2(6×
(6x4y3)•(5xy3)(-7a5b2)•(-8a3)(5×
(9x4)•(8xy3)(-4a3b2)•(-2b2)(8x4y)3•(-7xy4)
(9xy)4•(-5xy3)(-xyz)3•(-x2y)3(5×
(—x3y)•(5x2y4)(-6a4b3)•(-9b)(9x4y)2•(-6xy2)
38
(—x2y4)•(—xyz)(-xy3z)2•(-x3y)3(3×
(8x4y4)•(2x4y)(-8a4b3)•(-5a3)(7×
108)•(6×
(9x)•(2xy2)(-3a5b4)•(-3b3)(5x2y)2•(-9xy2)
(8x4y)2•(-6x4y)(-xy2z)•(-xy)3(4×
103)•(4×
9
(—x2y3)•(4x2y)(-7ab2)•(-3b)(4x2y)3•(-6x3y)
15
(—x3y2)•(—xyz)(-xyz3)3•(-x3y)2(4×
105)•(6×
66
(5x2y2)•(5x3y4)(-2ab4)•(-8a)(9×
106)•(4×
(2x)•(2xy3)(-8ab2)•(-6b3)(6xy)•(-4x3y3)
(8xy)3•(-7xy2)(-xy3z)•(-x2y)2(8×
107)•(6×
(—x2y2)•(9x4y3)(-7a3b)•(-7b2)(4x4y)2•(-9x4y2)
75
(—x3y2)•(—xyz)(-xy2z2)•(-x2y)3(9×
(5x2y2)•(6x2y4)(-9ab4)•(-8a4)(7×
(8x3)•(7x3y)(-5ab2)•(-8b4)(8x3y