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!
12.8
2.1
=
211.41750158073
历史上次计算结果
12.8
2.1
=
82.6
20
=
94.7
9.1
=
67.5
10
=
67.7
9
=
47.7
15.5
=
41.4
7.6
=
13.6
8.5
=
94.5
10
=
122.2
12.9
=
60.7
11.1
=
31.1
4.7
=
100.1
10.8
=
13.9
7.3
=
1.7
20.6
=
23.7
5
=
73
1.4
=
27.9
9.7
=
26.1
19.7
=
25.9
1.7
=
78.5
19.7
=
41.8
6.9
=
38.3
1.6
=
72.6
3.6
=
30.4
7.9
=
27.8
2.2
=
14
7.9
=
49.6
13.7
=
23
15.5
=
38.8
1
=
附近的結果
12
2
=
12
2.1
=
12
2.2
=
12
2.3
=
12
2.4
=
12
2.5
=
12
2.6
=
12
2.7
=
12
2.8
=
12
2.9
=
12.1
2
=
12.1
2.1
=
12.1
2.2
=
12.1
2.3
=
12.1
2.4
=
12.1
2.5
=
12.1
2.6
=
12.1
2.7
=
12.1
2.8
=
12.1
2.9
=
12.2
2
=
12.2
2.1
=
12.2
2.2
=
12.2
2.3
=
12.2
2.4
=
12.2
2.5
=
12.2
2.6
=
12.2
2.7
=
12.2
2.8
=
12.2
2.9
=
12.3
2
=
12.3
2.1
=
12.3
2.2
=
12.3
2.3
=
12.3
2.4
=
12.3
2.5
=
12.3
2.6
=
12.3
2.7
=
12.3
2.8
=
12.3
2.9
=
12.4
2
=
12.4
2.1
=
12.4
2.2
=
12.4
2.3
=
12.4
2.4
=
12.4
2.5
=
12.4
2.6
=
12.4
2.7
=
12.4
2.8
=
12.4
2.9
=
12.5
2
=
12.5
2.1
=
12.5
2.2
=
12.5
2.3
=
12.5
2.4
=
12.5
2.5
=
12.5
2.6
=
12.5
2.7
=
12.5
2.8
=
12.5
2.9
=
12.6
2
=
12.6
2.1
=
12.6
2.2
=
12.6
2.3
=
12.6
2.4
=
12.6
2.5
=
12.6
2.6
=
12.6
2.7
=
12.6
2.8
=
12.6
2.9
=
12.7
2
=
12.7
2.1
=
12.7
2.2
=
12.7
2.3
=
12.7
2.4
=
12.7
2.5
=
12.7
2.6
=
12.7
2.7
=
12.7
2.8
=
12.7
2.9
=
12.8
2
=
12.8
2.1
=
12.8
2.2
=
12.8
2.3
=
12.8
2.4
=
12.8
2.5
=
12.8
2.6
=
12.8
2.7
=
12.8
2.8
=
12.8
2.9
=
12.9
2
=
12.9
2.1
=
12.9
2.2
=
12.9
2.3
=
12.9
2.4
=
12.9
2.5
=
12.9
2.6
=
12.9
2.7
=
12.9
2.8
=
12.9
2.9
=
13
2
=
13
2.1
=
13
2.2
=
13
2.3
=
13
2.4
=
13
2.5
=
13
2.6
=
13
2.7
=
13
2.8
=
13
2.9
=