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!
20.8
7.4
=
5671117933.3887
历史上次计算结果
20.8
7.4
=
76.8
1
=
97.3
8.1
=
13.6
4.8
=
30.7
6.8
=
101.7
15.5
=
18.3
15.6
=
119.5
11.5
=
115.1
16.2
=
106.9
6.8
=
72.3
6.4
=
12
17.7
=
12.5
17.3
=
19.9
5.7
=
101.1
7.4
=
81.5
3.2
=
136
14.7
=
116.7
14.8
=
72.2
18.7
=
28
15.6
=
116.1
14.4
=
13
3.4
=
135.7
14.8
=
9.4
6.2
=
17
9.4
=
101.8
19.3
=
20.4
6.4
=
106.3
6.6
=
23.7
3.4
=
10.2
20.9
=
附近的結果
20
7
=
20
7.1
=
20
7.2
=
20
7.3
=
20
7.4
=
20
7.5
=
20
7.6
=
20
7.7
=
20
7.8
=
20
7.9
=
20
8
=
20.1
7
=
20.1
7.1
=
20.1
7.2
=
20.1
7.3
=
20.1
7.4
=
20.1
7.5
=
20.1
7.6
=
20.1
7.7
=
20.1
7.8
=
20.1
7.9
=
20.1
8
=
20.2
7
=
20.2
7.1
=
20.2
7.2
=
20.2
7.3
=
20.2
7.4
=
20.2
7.5
=
20.2
7.6
=
20.2
7.7
=
20.2
7.8
=
20.2
7.9
=
20.2
8
=
20.3
7
=
20.3
7.1
=
20.3
7.2
=
20.3
7.3
=
20.3
7.4
=
20.3
7.5
=
20.3
7.6
=
20.3
7.7
=
20.3
7.8
=
20.3
7.9
=
20.3
8
=
20.4
7
=
20.4
7.1
=
20.4
7.2
=
20.4
7.3
=
20.4
7.4
=
20.4
7.5
=
20.4
7.6
=
20.4
7.7
=
20.4
7.8
=
20.4
7.9
=
20.4
8
=
20.5
7
=
20.5
7.1
=
20.5
7.2
=
20.5
7.3
=
20.5
7.4
=
20.5
7.5
=
20.5
7.6
=
20.5
7.7
=
20.5
7.8
=
20.5
7.9
=
20.5
8
=
20.6
7
=
20.6
7.1
=
20.6
7.2
=
20.6
7.3
=
20.6
7.4
=
20.6
7.5
=
20.6
7.6
=
20.6
7.7
=
20.6
7.8
=
20.6
7.9
=
20.6
8
=
20.7
7
=
20.7
7.1
=
20.7
7.2
=
20.7
7.3
=
20.7
7.4
=
20.7
7.5
=
20.7
7.6
=
20.7
7.7
=
20.7
7.8
=
20.7
7.9
=
20.7
8
=
20.8
7
=
20.8
7.1
=
20.8
7.2
=
20.8
7.3
=
20.8
7.4
=
20.8
7.5
=
20.8
7.6
=
20.8
7.7
=
20.8
7.8
=
20.8
7.9
=
20.8
8
=
20.9
7
=
20.9
7.1
=
20.9
7.2
=
20.9
7.3
=
20.9
7.4
=
20.9
7.5
=
20.9
7.6
=
20.9
7.7
=
20.9
7.8
=
20.9
7.9
=
20.9
8
=