> 数学 >
求下列各数的平方根.
121
169
,0.0256,(-5)2,212,0,1,10-4
人气:240 ℃ 时间:2019-11-10 20:04:14
解答
±
121
169
11
13

±
0.0256
=±0.15;
±
(-5)2
=±5;
±
212
=±26
±
0
=0;
±
1
=±1;
±
10-4
=±10-2
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