人教版初二数学上册整数指数幂练习题精选8文档格式.docx
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(10-3)2
0.000010.0000080.0008490.00049
0.0000070.000960.007750.000316
a2(a-2b3)3a-1b3•(a3b-2)-1
8401-1x-3
x2y-1(x-3y)2(3ab3c-1)-1÷
(a-3b3)3
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(6.2×
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(10-5)2
0.000010.000230.0000710.00942
0.000040.0000870.0008820.00917
a0×
a4(a-4b2)3a-2b2•(a2b-1)-2
2002-1m0
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(a-3b)3
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0.0000080.0870.08660.0301
0.00080.000670.0002860.00679
a4(a-3b3)3a-3b2•(a2b-3)-3
9509-2b-1
x2y-3(x-2y2)3(2a3bc)-2÷
(a-1b2)2
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(10-1)2
0.0000030.0000490.008650.0448
0.000060.0000410.03210.00192
a-3÷
a3(a-4b3)2a-1b2•(a2b-2)0
8101-1y-1
x3y-1(x-2y2)3(2a3bc-1)-1÷
(a-1b)3
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106)(2×
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(10-3)4
0.000030.00710.08990.00839
0.0000080.000280.07990.0498
a-2×
a4(a-1b2)3a-2b3•(a3b-1)-2
5206-1y-3
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(a-2b3)2
10-2)×
(5.6×
107)(5×
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(10-2)2
0.000070.00130.0009390.0885
0.00050.00990.008760.00942
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a5(a-1b2)2a-1b3•(a2b-1)0
3502-1y0
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0.000020.000260.06870.0112
0.00050.000550.0007840.0291
a3(a-4b3)2a-1b2•(a3b-1)-2
5908-2a-3
x2y-2(x-1y2)2(4a2b3c)-1÷
(a-3b2)2
10-8)×
(6.3×
104)(3×
10-5)3÷
(10-6)4
0.000070.00910.00740.00361
0.000020.0180.000510.0518
a-5×
a4(a-4b3)2a-2b2•(a3b-1)-2
6902-1x-1
x3y-2(x-1y2)2(4a3b2c)-1÷
(6×
103)(9×
10-3)3÷
(10-2)3
0.000080.0410.06210.00499
0.00050.020.009720.000148
a2(a-1b2)2a-3b2•(a2b-2)-2
1805-2y0
x2y-1(x-2y)3(3a2bc-1)-2÷
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(9.2×
105)(5×
10-3)2÷
0.0000060.0450.04980.00325
0.000050.00010.03680.00538
a3(a-3b2)2a-3b3•(a2b-3)-1
7403-1x-2
x3y-1(x-3y)2(4a3bc-2)-2÷
(1.5×
104)(4×
10-4)3÷
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0.00070.0000960.02020.000389
0.0000050.000320.03560.000567
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2008-1n0
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(1×
106)(3×
(10-2)4
0.00010.000330.04610.00475
0.00090.0000240.02160.0652
a4(a-3b3)3a-2b2•(a2b-2)-2
5601-2x-2
x3y-1(x-2y3)3(4a3bc-3)-2÷
(a-2b2)3
(1.7×
108)(3×
0.0000010.000710.06940.092
0.000050.0430.08780.093
a-1×
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1807-1n-1
x2y-2(x-1y2)2(3a2bc-1)-1÷
(8.6×
105)(2×
(10-6)2
0.000070.000830.03580.000222
0.000020.000120.000930.0605
a2(a-2b3)2a-2b2•(a3b-2)-2
401-2x-1
x2y-2(x-1y)2(2ab2c)-3÷
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0.00080.000960.008840.0867
0.00070.00160.08030.0648
a-1÷
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8308-1n-3
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(7.2×
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0.000020.0690.04080.0202
0.0000060.0990.08970.0581
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406-1y-1
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(1.8×
107)(1×
10-4)2÷
(10-5)4
0.0000060.00520.0005950.000009
0.0000090.000770.04420.0947
a4(a-2b2)3a-2b3•(a2b-2)-3
5909-2a-1
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(9.7×
10-1)2÷
0.00070.00060.03820.000096
0.0000040.0000130.03690.0735
a5(a-3b2)2a-2b2•(a3b-3)-2
5205-1m0
x3y-2(x-3y)3(4ab3c-2)-1÷
(2.6×
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0.000080.030.0005350.000163
0.0000070.0000290.000830.00697
a-4÷
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7005-2n-2
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0.0000020.000480.001620.0772
0.000070.000140.0007110.000869
a5(a-1b3)3a-2b3•(a3b-2)-2
44010-2x0
x3y-1(x-1y)3(4a2b3c-2)-2÷
(a-2b)2
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0.000070.000540.000380.000483
0.000080.000560.01750.0089
a2(a-1b3)2a-3b2•(a3b-1)0
301-1x-2
x3y-3(x-3y2)3(3a3b3c-1)-1÷
(a-1b)2
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107)(2×
0.0000040.0060.0007440.00021
0.0000020.00990.0007930.00336
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4704-2n0
x3y-3(x-2y)3(4ab3c-3)-1÷
(8.3×
102)(2×
0.0000050.000430.0005870.000878
0.0000050.000560.00360.00431
a5(a-1b3)2a-1b3•(a2b-2)-1
8007-1m0
x2y-1(x-1y)3(2abc)-2÷
(3×
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108)(8×
(10-1)3
0.000070.00570.00850.00636
0.0000030.00530.0003170.00577
a4(a-2b3)3a-1b2•(a2b-3)-3
102-1b-2
x3y-3(x-3y)2(4abc)-2÷
10-5)×
(1.4×
104)(6×
0.000040.00450.0003970.00017
0.0000070.0000190.08160.00567
a2(a-1b2)3a-1b3•(a2b-2)0
14010-1a-3
x2y-2(x-3y2)3(3a3b2c-3)-3÷
(1.2×
106)(5×
0.00040.0000220.003940.071
0.0000060.000510.0003820.0016
a3(a-2b2)3a-1b3•(a2b-1)-3
75010-1y-3
x2y-3(x-2y3)3(4abc)-1÷
0.0000070.0510.008120.00835
0.00020.00940.004870.0864
a0÷
a2(a-1b3)3a-1b2•(a2b-3)-3
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