Let
calc
Let
calc
百分
求冪
數的根
計算指數
什麼是數字的指數？ 計算一個數的冪？
指數底
^
指數
計算!
31.5
4
=
984560.0625
历史上次计算结果
31.5
4
=
67.9
10.6
=
35.2
9.4
=
70.1
10.5
=
5
2.1
=
113.9
15.7
=
169
15.4
=
138.1
14.8
=
97.2
6.2
=
75.8
19.9
=
89.5
4.4
=
86.2
2
=
151.2
15
=
87.1
11.1
=
75.2
19.2
=
69.5
8.9
=
10
17.2
=
1.4
1.5
=
80
13.1
=
63.1
14.1
=
31.3
4.6
=
35.6
9.6
=
28.8
20.6
=
96.6
6.2
=
80
8.3
=
34.4
7.9
=
34.1
7.4
=
70.5
13.5
=
92.5
5.3
=
76.6
14.6
=
附近的結果
31
4
=
31
4.1
=
31
4.2
=
31
4.3
=
31
4.4
=
31
4.5
=
31
4.6
=
31
4.7
=
31
4.8
=
31
4.9
=
31
5
=
31.1
4
=
31.1
4.1
=
31.1
4.2
=
31.1
4.3
=
31.1
4.4
=
31.1
4.5
=
31.1
4.6
=
31.1
4.7
=
31.1
4.8
=
31.1
4.9
=
31.1
5
=
31.2
4
=
31.2
4.1
=
31.2
4.2
=
31.2
4.3
=
31.2
4.4
=
31.2
4.5
=
31.2
4.6
=
31.2
4.7
=
31.2
4.8
=
31.2
4.9
=
31.2
5
=
31.3
4
=
31.3
4.1
=
31.3
4.2
=
31.3
4.3
=
31.3
4.4
=
31.3
4.5
=
31.3
4.6
=
31.3
4.7
=
31.3
4.8
=
31.3
4.9
=
31.3
5
=
31.4
4
=
31.4
4.1
=
31.4
4.2
=
31.4
4.3
=
31.4
4.4
=
31.4
4.5
=
31.4
4.6
=
31.4
4.7
=
31.4
4.8
=
31.4
4.9
=
31.4
5
=
31.5
4
=
31.5
4.1
=
31.5
4.2
=
31.5
4.3
=
31.5
4.4
=
31.5
4.5
=
31.5
4.6
=
31.5
4.7
=
31.5
4.8
=
31.5
4.9
=
31.5
5
=
31.6
4
=
31.6
4.1
=
31.6
4.2
=
31.6
4.3
=
31.6
4.4
=
31.6
4.5
=
31.6
4.6
=
31.6
4.7
=
31.6
4.8
=
31.6
4.9
=
31.6
5
=
31.7
4
=
31.7
4.1
=
31.7
4.2
=
31.7
4.3
=
31.7
4.4
=
31.7
4.5
=
31.7
4.6
=
31.7
4.7
=
31.7
4.8
=
31.7
4.9
=
31.7
5
=
31.8
4
=
31.8
4.1
=
31.8
4.2
=
31.8
4.3
=
31.8
4.4
=
31.8
4.5
=
31.8
4.6
=
31.8
4.7
=
31.8
4.8
=
31.8
4.9
=
31.8
5
=
31.9
4
=
31.9
4.1
=
31.9
4.2
=
31.9
4.3
=
31.9
4.4
=
31.9
4.5
=
31.9
4.6
=
31.9
4.7
=
31.9
4.8
=
31.9
4.9
=
31.9
5
=