人教版初二数学上册整数指数幂练习题精选74Word文档格式.docx
《人教版初二数学上册整数指数幂练习题精选74Word文档格式.docx》由会员分享,可在线阅读,更多相关《人教版初二数学上册整数指数幂练习题精选74Word文档格式.docx(22页珍藏版)》请在冰豆网上搜索。
0.000080.0880.03980.0585
0.00010.0690.0007920.00867
a-4×
a5(a-4b2)3a-1b3•(a3b-1)0
9009-1x-2
x2y-2(x-3y2)2(2a2bc)-2÷
(a-3b)3
(4×
10-4)×
(1.4×
106)(6×
10-1)2÷
(10-1)4
0.0000090.00070.007060.00602
0.000060.00630.08460.000631
a-5×
a2(a-1b2)3a-2b2•(a2b-2)-2
8607-2x-2
x2y-3(x-3y)2(4ab2c-1)-3÷
(a-2b2)2
(7×
10-5)×
(9.4×
108)(8×
10-6)3÷
(10-4)3
0.000050.000280.001850.00417
0.0000080.0360.008040.0007
a5(a-2b2)3a-1b3•(a3b-2)-2
7403-1a-3
x3y-2(x-2y)3(4a3bc)-3÷
(a-3b2)3
(8×
(6.5×
104)(5×
(10-4)4
0.000080.00680.09590.0655
0.000010.000230.08590.0569
a0×
a2(a-2b2)2a-1b2•(a3b-2)-3
9307-2n0
x2y-3(x-1y)2(3ab3c)-2÷
(a-1b)3
(6×
10-7)×
(7.3×
104)(7×
10-3)2÷
(10-6)2
0.0000070.000590.0007980.0207
0.0000080.0990.09150.0749
a-1×
a4(a-1b3)3a-1b2•(a3b-3)-2
5406-1b0
x2y-3(x-3y2)3(3ab2c-3)-1÷
(5×
10-8)×
108)(4×
10-4)2÷
0.000030.000070.0005960.00642
0.000020.0860.008710.0589
a-4÷
a4(a-4b3)3a-2b3•(a2b-3)0
6806-2x-3
x3y-2(x-2y3)3(4a2b3c)-1÷
105)(7×
(10-2)2
0.000010.0090.03840.0042
0.0000030.00120.0540.00047
a-2÷
a2(a-3b2)3a-1b2•(a3b-1)-3
6003-1m0
x2y-3(x-2y)3(4ab2c)-2÷
(a-1b2)3
10-1)×
(9.3×
102)(4×
10-2)2÷
(10-2)3
0.00010.00940.00010.00502
0.00090.000040.007230.000696
a-2×
a5(a-4b3)2a-3b2•(a2b-3)-2
1301-1a-1
x2y-3(x-2y)3(2a3b2c-3)-1÷
(a-1b3)3
10-3)×
(2.9×
109)(2×
10-3)3÷
0.00060.00320.0004630.000262
0.000010.00390.07220.0331
a4(a-3b3)3a-1b2•(a3b-2)-2
9306-1y0
x2y-3(x-3y)3(2a2b2c-3)-3÷
(a-2b)2
(1×
(8.6×
102)(3×
10-1)3÷
(10-4)2
0.00090.00050.0000890.0266
0.000070.0130.007390.0995
a2(a-4b2)2a-1b2•(a2b-3)0
208-1a-1
x2y-3(x-2y)3(3a3b2c)-1÷
(2.6×
106)(1×
(10-5)2
0.00020.00070.002540.00124
0.000070.0070.005470.0125
a-1÷
a4(a-4b3)2a-3b3•(a2b-3)-2
2204-1n-3
x3y-3(x-3y3)3(4a3bc-2)-3÷
(7.2×
102)(8×
0.0000030.00050.0870.00132
0.000030.0060.009220.000576
a-3÷
a4(a-1b2)2a-1b3•(a3b-3)-1
804-1a-3
x3y-2(x-2y)2(4a2bc)-2÷
10-6)×
(3.9×
103)(5×
10-2)3÷
(10-3)3
0.0000070.0000990.005420.0319
0.0000030.0000020.08660.000024
a0÷
a3(a-4b3)3a-3b3•(a2b-1)-1
5007-1n0
x3y-3(x-3y3)3(4a2b2c-2)-1÷
(8.5×
109)(5×
(10-3)2
0.0000020.0000290.05390.000425
0.00020.000450.0002540.00921
a4(a-