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!
80
7.8
=
6.983962496037E+14
历史上次计算结果
80
7.8
=
41.9
8.8
=
89.7
15.2
=
10.7
12.1
=
17.7
8.4
=
159.6
16
=
16.9
1.9
=
7.5
14.9
=
88.3
7
=
77.5
10.8
=
61.8
11.7
=
55.5
14.9
=
68.3
16.1
=
56.3
19.6
=
61.1
1
=
67.1
5.5
=
1.7
13.7
=
39.3
7.3
=
85.2
6
=
33.3
6
=
88.8
6.1
=
101
20.1
=
4.9
15.6
=
91
8.4
=
24.3
2
=
27.8
2.7
=
39.8
7.8
=
20
11.3
=
95.1
10.6
=
73.9
9
=
附近的結果
80
7
=
80
7.1
=
80
7.2
=
80
7.3
=
80
7.4
=
80
7.5
=
80
7.6
=
80
7.7
=
80
7.8
=
80
7.9
=
80
8
=
80.1
7
=
80.1
7.1
=
80.1
7.2
=
80.1
7.3
=
80.1
7.4
=
80.1
7.5
=
80.1
7.6
=
80.1
7.7
=
80.1
7.8
=
80.1
7.9
=
80.1
8
=
80.2
7
=
80.2
7.1
=
80.2
7.2
=
80.2
7.3
=
80.2
7.4
=
80.2
7.5
=
80.2
7.6
=
80.2
7.7
=
80.2
7.8
=
80.2
7.9
=
80.2
8
=
80.3
7
=
80.3
7.1
=
80.3
7.2
=
80.3
7.3
=
80.3
7.4
=
80.3
7.5
=
80.3
7.6
=
80.3
7.7
=
80.3
7.8
=
80.3
7.9
=
80.3
8
=
80.4
7
=
80.4
7.1
=
80.4
7.2
=
80.4
7.3
=
80.4
7.4
=
80.4
7.5
=
80.4
7.6
=
80.4
7.7
=
80.4
7.8
=
80.4
7.9
=
80.4
8
=
80.5
7
=
80.5
7.1
=
80.5
7.2
=
80.5
7.3
=
80.5
7.4
=
80.5
7.5
=
80.5
7.6
=
80.5
7.7
=
80.5
7.8
=
80.5
7.9
=
80.5
8
=
80.6
7
=
80.6
7.1
=
80.6
7.2
=
80.6
7.3
=
80.6
7.4
=
80.6
7.5
=
80.6
7.6
=
80.6
7.7
=
80.6
7.8
=
80.6
7.9
=
80.6
8
=
80.7
7
=
80.7
7.1
=
80.7
7.2
=
80.7
7.3
=
80.7
7.4
=
80.7
7.5
=
80.7
7.6
=
80.7
7.7
=
80.7
7.8
=
80.7
7.9
=
80.7
8
=
80.8
7
=
80.8
7.1
=
80.8
7.2
=
80.8
7.3
=
80.8
7.4
=
80.8
7.5
=
80.8
7.6
=
80.8
7.7
=
80.8
7.8
=
80.8
7.9
=
80.8
8
=
80.9
7
=
80.9
7.1
=
80.9
7.2
=
80.9
7.3
=
80.9
7.4
=
80.9
7.5
=
80.9
7.6
=
80.9
7.7
=
80.9
7.8
=
80.9
7.9
=
80.9
8
=
81
7
=
81
7.1
=
81
7.2
=
81
7.3
=
81
7.4
=
81
7.5
=
81
7.6
=
81
7.7
=
81
7.8
=
81
7.9
=
81
8
=