> 数学 >
计算下列各式的值(精确到0.001):
(1)868的立方根;
(2)0.426254的立方根;
(3)-25分之8的立方根;
(4)±2402的立方根.
人气:308 ℃ 时间:2020-06-30 08:26:58
解答
868^(1/3)
ans =
9.5391
>> 0.426254^(1/3)
ans =
0.7526
>> (-8/25)^(1/3)
ans =
0.3420 + 0.5924i
2402^(1/3)
ans =
13.3924
>> (-2402)^(1/3)
ans =
6.6962 +11.5981i
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