人教版初二数学上册单项式乘单项式练习题精选20Word格式文档下载.docx
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人教版初二数学上册单项式乘单项式练习题精选20Word格式文档下载.docx
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(4a)2•(-3a)28a2•8a9y3•3y
(8a)2-(4b)3(-2b)3(xy5)3
(-2x4)3(ab)6(-2×
102)2(4ab2)3
(105)6(x9)2(ym)4-(a9)4
(108)3(b2)4-(ym)2(a4)8•a4
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(-9)7×
(-9)7xm•x7m-1x8m•x8m-1
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(-—)3×
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(-8)2×
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108)(-8a4b4)(-3a)(2x)2(4x3y2)
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(8a)2-(3b)2(-5b)3(xy3)4
(-2x2)3(ab)5(-3×
103)2(4ab4)3
(103)9(y8)2(an)7-(x4)5
(107)9(b6)9-(xn)8(a6)8•a9
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106)×
108)(-3a2b)(-5a)(4x)3(4x2y2)
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(2a)2•(-4a)3-3a•8a44y4•4y
(4a)2-(3b)2(-3b)2(xy4)4
(-5x4)2(ab)6(-4×
102)2(2ab4)3
(103)4(a5)7(ym)5-(y5)9
(102)5(x5)9-(xn)7(a4)9•a8
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(-2)×
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(-2)3x3m•x8m-1xm•x3m-1
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(-2)3t•t4b6•b8
(-—)7x8n•x7n-1xm•x5m+1
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105)(-9a3b)(-6a4)(-3x)2(3x4y3)
-6x•5x3y2•(-7x4y)(-3x)2•9x4
(2a)3•(-3a)22a•5a4y2•8y
(2a)3-(5b)2(-2b)2(xy4)2
(-3x3)3(ab)2(-3×
102)3(2ab2)2
(109)9(a4)5(yn)5-(a3)8
(105)3(x2)6-(xm)6(a4)4•a2
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(-6)2xm•x4m-1xm•x6m-1
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(-—)3x4•xy6•y
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(-9)5c7•c9b7•b8
(-—)8×
(-—)7x6m•x9m-1y2m•y8m+1
(5×
107)(-3ab3)(-9a4)(-4x)2(-2x3y5)
6x•8x4-6y•(-5xy3)(2x)3•7x4
(4a)3•(-4a)3-6a2•5a37y•9y4
(10a)3-(3b)3(-6b)3(xy4)3
(-2x4)3(xy)2(-3×
103)3(3ab2)3
(105)9(x9)2(bm)4-(a7)8
(104)6(x6)2-(xn)8(a3)9•a6
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(-1)×
(-1)3×
(-1)6x6n•x2n-1xn•x7n-1
(-—)9a7•ac5•c
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(-6)5b9•b8a3•a8
(-—)9xm•x7m-1yn•y7n-1
102)(-a4b)(-5a)(2x)2(2x2y2)
3x•9x4-7y•(-2x3y2)(2x)2•3x3
(3a)2•(-4a)27a•8a45y•6y
(10a)3-(4b)3(-3b)2(xy4)2
(-4x2)2(ab)8(-4×
104)2(4ab3)3
(103)4(y3)9(bn)3-(y4)7
(102)6(b3)2-(bm)2(a9)3•a9
x•x3b7•b6s4•s9
(-6)2×
(-6)8x6n•x9n+1xm•x3m+1
(-—)9×
(-—)4b2•b6a4•a
(-10)×
(-10)4×
(-10)2t•t3z•z4
(-—)6y9m•y9m-1x8m•x3m+1
(4×
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104)(-ab)(-3a)(3x)2(2x2y4)
9x•2x28y3•(-8xy)(-2x)2•6x3
(3a)2•(-3a)34a•8a-3y•5y
(5a)3-(6b)2(-4b)3(xy5)2
(-2x4)3(ab)2(-4×
103)3(5ab3)3
(107)4(x2)8(yn)2-(x9)5
(105)7(x4)8-(bm)5(a3)8•a3
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(-9)8x5n•x7n-1x2n•x6n-1
(-—)9y4•y4s2•s6
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(-2)4x•x3z8•z8
(-—)8y6m•y4m+1yn•y8n+1
(-7×
109)(-ab)(-5a2)(3x)3(2x4y3)
8x4•4x47y3•(-5x4y)(2x)3•4x4
(4a)3•(-4a)3-4a4•6a-9y4•3y3
(2a)3-(4b)3(-3b)2(xy4)2
(-3x2)2(ab)5(-4×
103)3(4ab3)3
(106)7(y2)8(bn)8-(y2)8
(103)3(x5)9-(yn)5(a4)3•a7
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(-8)3xm•x7m-1x7n•x7n+1
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102)(-a4b)(-6a)(-4x)3(-2x3y4)
9x•8x33y3•(-4x2y2)(-4x)3•5x2
(-2a)2•(3a)25a2•6a-7y4•6y2
(7a)2-(5b)3(-4b)3(xy2)2
(-4x4)2(xy)5(-4×
103)3(3ab3)3
(104)8(y3)2(an)3-(a7)7
(109)6(b4)3-(bm)2(a4)7•a5
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(-1)7x6m•x6m+1xm•x8m-1
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4x•4x3y•(-4x4y)(-2x)2•4x4
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(10a)2-(6b)2(-2b)3(xy2)4
(-6x4)3(ab)7(-2×
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(103)8(b2)7(am)4-(b7)7
(109)3(y6)5-(an)5(a9)4•a5
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103)(-8a4b2)(-9a4)(3x)3(3x4y5)
3x•5x3-6y3•(-6x2y)(-3x)3•3x3
(3a)2•(2a)27a•9a-3y2•4y
(2a)3-(2b)3(-6b)2(xy4)2
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102)3(5ab3)2
(107)3(x5)9(bn)9-(y3)6
(106)7(x7)3-(bn)4(a3)8•a5
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(-2)6x8m•x6m-1x7m•x8m-1
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(-10)8t•t2y2•y3
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