初一数学下册整式的乘法练习题 28Word文件下载.docx
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初一数学下册整式的乘法练习题 28Word文件下载.docx
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103)•(9×
102)
(6x4)•(4x4y2)(-3a5b2)•(-3b)(8x4y)•(-9x4y)
(5xy)4•(-6x4y)(-xy2z3)2•(-x2y)(3×
107)
9
(—x3y2)•(9xy2)(-4a2b3)•(-8b)(5x2y)4•(-7xy2)
8
79
(—x3y4)•(—xyz)(-xy2z2)2•(-xy)(3×
103)•(3×
88
(6x2y4)•(8xy3)(-6a3b)•(-4a4)(5×
103)•(5×
103)
(8x2)•(7xy3)(-9a2b3)•(-6b3)(3x2y)•(-2x4y2)
(4xy)2•(-9x4y)(-xy3z3)3•(-x3y)2(3×
105)•(9×
106)
7
(—x4y4)•(2x3y4)(-8a5b)•(-6b)(5x2y)•(-8x3y)
72
(—x4y3)•(—xyz)(-xyz)2•(-x3y)3(2×
105)•(2×
83
(6x2y4)•(7x3y)(-8a2b3)•(-2a3)(6×
109)
(7x3)•(8x3y3)(-8a4b2)•(-6b3)(5x4y)4•(-6x3y2)
(8xy)•(-8xy4)(-xy3z2)2•(-x3y)(8×
102)•(4×
3
(—x4y2)•(6x2y)(-8ab3)•(-4b3)(3x3y)•(-3x2y4)
4
51
(—x2y2)•(—xyz)(-xyz2)2•(-xy)3(4×
63
(7x3y)•(3x2y2)(-6a4b)•(-9a3)(2×
104)•(8×
(3x4)•(8xy)(-9ab3)•(-5b3)(6x4y)•(-2x2y4)
(8x2y)4•(-4x2y3)(-xyz2)3•(-x3y)(5×
105)•(3×
(—xy)•(3x3y2)(-3ab)•(-2b2)(7x4y)2•(-3x2y)
97
(—x4y2)•(—xyz)(-xy2z3)2•(-x2y)2(6×
109)•(4×
86
(6x3y2)•(7x3y4)(-5ab2)•(-2a4)(5×
106)•(3×
(6x2)•(5x3y3)(-7a3b3)•(-5b3)(5x4y)2•(-6x4y2)
(3xy)•(-6x2y)(-xyz)3•(-x3y)2(7×
105)•(5×
105)
(—xy3)•(3x3y4)(-5a2b)•(-5b2)(9x2y)2•(-6x2y2)
11
(—x2y2)•(—xyz)(-xyz3)3•(-x2y)3(2×
106)•(8×
38
(6x2y2)•(6x3y3)(-6a3b4)•(-5a3)(5×
106)•(5×
(2x4)•(5x3y)(-7a3b3)•(-2b2)(4x3y)4•(-5x3y3)
(7x2y)•(-9x2y4)(-xy2z)3•(-x2y)(9×
(—x4y3)•(9xy2)(-9ab3)•(-5b)(6x3y)4•(-9x2y4)
(—x2y3)•(—xyz)(-xy2z)2•(-x3y)(6×
108)•(7×
37
(9xy)•(2xy)(-8a2b2)•(-4a3)(6×
109)•(8×
(7x4)•(8x2y4)(-4a5b4)•(-8b4)(4x2y)4•(-3x3y3)
(8x4y)2•(-7x3y2)(-xyz)2•(-x3y)2(3×
104)•(2×
(—xy4)•(4x2y4)(-4a3b)•(-5b2)(9xy)2•(-8x3y2)
57
(—x4y3)•(—xyz)(-xyz2)2•(-xy)2(8×
108)•(5×
46
(3x4y)•(9xy3)(-9a5b2)•(-8a)(5×
107)•(5×
(3x4)•(2x4y4)(-3a4b2)•(-9b4)(3xy)2•(-2x2y2)
(8x3y)4•(-5x4y4)(-xy3z2)2•(-xy)3(5×
108)•(3×
(—x3y4)•(7x3y)(-2a2b)•(-6b3)(2x2y)4•(-2xy)
61
(—x4y3)•(—xyz)(-xy2z)2•(-xy)2(7×
104)•(3×
53
(3x4y4)•(7x3y4)(-4a3b4)•(-3a)(9×
105)•(7×
(4x)•(6x2y2)(-5a2b2)•(-8b3)(4x4y)4•(-9x2y3)
(8xy)4•(-6x4y)(-xy2z)•(-x2y)(9×
102)•(6×
1
(—xy)•(7x2y3)(-5a5b4)•(-5b4)(4x4y)2•(-8x2y4)
(—x2y4)•(—xyz)(-xy2z3)3•(-x3y)3(6×
75
(3xy4)•(5x2y3)(-9ab2)•(-6a2)(7×
107)•(8×
(3x4)•(2x3y2)(-5ab)•(-8b)(3xy)•(-2x2y2)
(2xy)4•(-4x4y3)(-xyz)•(-xy)2(8×
107)•(9×
(—x2y2)•(4xy3)(-2a3b3)•(-4b3)(6x3y)3•(-5x4y2)
(—x3y2)•(—xyz)(-xy3z3)2•(-xy)3(3×
(3xy)•(9x4y2)(-9ab2)•(-6a4)(4×
107)•(6×
(9x3)•(4x3y)(-8a5b3)•(-7b)(8x4y)3•(-7x3y2)
(9x4y)4•(-6x2y2)(-xy2z3)3•(-x2y)2(9×
109)•(2×
(—x3y4)•(4x3y)(-5a5b3)•(-3b3)(9x4y)3•(-9x3y3)
(—x4y3)•(—xyz)(-xyz3)2•(-x2y)2(8×
105)•(8×
(7x3y)•(7x4y2)(-3a4b)•(-7a2)(6×
(5x)•(8x3y3)(-9a2b4)•(-5b2)(6xy)3•(-3xy)
(9x3y)•(-9x3y3)(-xy3z)3•(-xy)3(7×
102)•(5×
(—x2y)•(5x3y2)(-5a3b)•(-7b4)(5x2y)2•(-7xy4)
47
(—x3y3)•(—xyz)(-xy3z2)2•(-x3y)(9×
103)•(7×
56
(9xy3)•(9xy)(-6a5b)•(-8a)(3×
109)•(6×
(3x)•(8x3y2)(-3a4b2)•(-8b3)(5xy)2•(-6x3y3)
(9x2y)3•(-9x2y2)(-xyz2)•(-xy)(2×
(—xy3)•(2x3y2)(-4a4b2)•(-5b3)(5xy)2•(-3x4y4)
(—x4y3)•(—xyz)(-xyz)2•(-xy)(6×
(5x2y2)•(2x4y2)(-2a4b3)•(-6a4)(5×
102)•(8×
(6x3)•(3x2y)(-2a4b3)•(-5b2)(9x3y)•(-7x4y2)
(4x3y)•(-6xy3)(-xy2z3)•(-x3y)2(9×
(—x2y4)•(7x2y2)(-5a5b4)•(-5b4)(5xy)2•(-2x2y)
(—x2y3)•(—xyz)(-xyz)•(-xy)3(6×
44
(2x3y)•(6x4y3)(-4a3b2)•(-6a2)(4×
103)•(4×
(3x4)•(3x3y)(-3a5b4)•(-6b3)(2x3y)4•(-2x4y3)
(9x2y)•(-4x4y3)(-xy3z3)•(-xy)2(5×
107)•(2×
(—xy4)•(6xy2)(-7ab3)•(-9b2)(9xy)4•(-2xy3)
(—x2y4)•(—xyz)(-xy3z2)•(-x2y)(5×
43
(8x4y3)•(2x4y)(-2a4b3)•(-8a4)(3×
(8x2)•(9x3y3)(-8a2b4)•(-6b2)(2x2y)•(-9x4y)
(5x2y)3•(-7x3y3)(-xy3z)2•(-x2y)(8×
(—x4y3)•(8x2y2)(-6a3b2)•(-3b)(3x2y)•(-5x4y)
(—x4y4)•(—xyz)(-xy3z3)3•(-xy)3(2×
58
(3x2y3)•(5x2y4)(-2a4b3)•(-2a4)(5×
108)•(8×
(8x)•(4x2y4)(-5a4b2)•(-8b3)(2x4y)2•(-5x3y)
(8x3y)2•(-7xy4)(-xy3z)•(-xy)(4×
(—x3y)•(4x3y)(-6a3b)•(-5b2)(9xy)4•(-8x4y)
95
(—x2y4)•(—xyz)(-xy2z3)3•(-x2y)2(7×
(4x2y4)•(6x4y)(-2a3b2)•(-6a3)(2×
(6x2)•(5x3y3)(-4a3b2)•(-7b2)(9x2y)3•(-7x2y2)
(8x2y)•(-9x2y4)(-xyz)•(-xy)2(5×
(—xy)•(6xy2)(-2ab)•(-3b)(4xy)2•(-8x4y2)
(—x3y4)•(—xyz)(-xyz2)2•(-x3y)(8×
67
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