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!
12.5
2.2
=
258.94172010469
历史上次计算结果
12.5
2.2
=
102.7
12
=
14.2
13.2
=
100.6
20.2
=
36
7.9
=
89
13.4
=
8.5
16.8
=
2.2
10.7
=
76
10.2
=
15
13.2
=
71.6
15.5
=
14.9
3.2
=
101.3
9.2
=
47.5
15.5
=
80.3
7.4
=
95.7
18.3
=
39.7
14.2
=
3.6
9.2
=
101.4
12.9
=
31.8
4.9
=
7.7
1.5
=
8.5
16.1
=
90.6
14.6
=
121.9
13.8
=
112.1
15.2
=
34.2
11.9
=
88.9
12.5
=
11.6
8.4
=
67
10.4
=
63.4
11.6
=
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
=