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!
2.8
8.1
=
4187.7433135237
历史上次计算结果
31
4.7
=
1.1
15
=
2.8
8.1
=
80.6
13
=
2.2
8.8
=
34.4
20.3
=
2
7.2
=
114.6
12.5
=
151.7
15.1
=
14.4
6.8
=
9.3
2161.6
=
12.9
2
=
5.2
5.3
=
154
14.2
=
5
9.5
=
3.8
2.5
=
5.8
4.7
=
7.5
1839.9
=
90
9.2
=
15.4
16.3
=
38
1
=
25
8.9
=
2.3
7.5
=
33.1
13
=
6.9
16.8
=
36.4
11
=
16.6
8.2
=
13
7.3
=
14
0
=
66
18.9
=
附近的結果
2
8
=
2
8.1
=
2
8.2
=
2
8.3
=
2
8.4
=
2
8.5
=
2
8.6
=
2
8.7
=
2
8.8
=
2
8.9
=
2
9
=
2.1
8
=
2.1
8.1
=
2.1
8.2
=
2.1
8.3
=
2.1
8.4
=
2.1
8.5
=
2.1
8.6
=
2.1
8.7
=
2.1
8.8
=
2.1
8.9
=
2.1
9
=
2.2
8
=
2.2
8.1
=
2.2
8.2
=
2.2
8.3
=
2.2
8.4
=
2.2
8.5
=
2.2
8.6
=
2.2
8.7
=
2.2
8.8
=
2.2
8.9
=
2.2
9
=
2.3
8
=
2.3
8.1
=
2.3
8.2
=
2.3
8.3
=
2.3
8.4
=
2.3
8.5
=
2.3
8.6
=
2.3
8.7
=
2.3
8.8
=
2.3
8.9
=
2.3
9
=
2.4
8
=
2.4
8.1
=
2.4
8.2
=
2.4
8.3
=
2.4
8.4
=
2.4
8.5
=
2.4
8.6
=
2.4
8.7
=
2.4
8.8
=
2.4
8.9
=
2.4
9
=
2.5
8
=
2.5
8.1
=
2.5
8.2
=
2.5
8.3
=
2.5
8.4
=
2.5
8.5
=
2.5
8.6
=
2.5
8.7
=
2.5
8.8
=
2.5
8.9
=
2.5
9
=
2.6
8
=
2.6
8.1
=
2.6
8.2
=
2.6
8.3
=
2.6
8.4
=
2.6
8.5
=
2.6
8.6
=
2.6
8.7
=
2.6
8.8
=
2.6
8.9
=
2.6
9
=
2.7
8
=
2.7
8.1
=
2.7
8.2
=
2.7
8.3
=
2.7
8.4
=
2.7
8.5
=
2.7
8.6
=
2.7
8.7
=
2.7
8.8
=
2.7
8.9
=
2.7
9
=
2.8
8
=
2.8
8.1
=
2.8
8.2
=
2.8
8.3
=
2.8
8.4
=
2.8
8.5
=
2.8
8.6
=
2.8
8.7
=
2.8
8.8
=
2.8
8.9
=
2.8
9
=
2.9
8
=
2.9
8.1
=
2.9
8.2
=
2.9
8.3
=
2.9
8.4
=
2.9
8.5
=
2.9
8.6
=
2.9
8.7
=
2.9
8.8
=
2.9
8.9
=
2.9
9
=