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
12.8
=
529203.6137582
历史上次计算结果
74.3
3
=
2.8
12.8
=
36
9.5
=
85.7
11
=
83.2
8.8
=
95
3.5
=
11.9
12.8
=
14.4
8
=
75.4
16.6
=
73.5
7.5
=
42.2
5.7
=
9.4
11.2
=
49.6
11.1
=
73.9
7.1
=
76
8.1
=
7.3
4.1
=
73.4
19.2
=
6.5
8.9
=
47.4
12
=
41.6
1.3
=
15.2
1
=
76.6
19.1
=
125
15.5
=
31
19.2
=
29.9
1.8
=
10.3
17
=
46.7
9
=
14.3
15.2
=
83.8
20.3
=
44.8
7.3
=
附近的結果
2
12
=
2
12.1
=
2
12.2
=
2
12.3
=
2
12.4
=
2
12.5
=
2
12.6
=
2
12.7
=
2
12.8
=
2
12.9
=
2
13
=
2.1
12
=
2.1
12.1
=
2.1
12.2
=
2.1
12.3
=
2.1
12.4
=
2.1
12.5
=
2.1
12.6
=
2.1
12.7
=
2.1
12.8
=
2.1
12.9
=
2.1
13
=
2.2
12
=
2.2
12.1
=
2.2
12.2
=
2.2
12.3
=
2.2
12.4
=
2.2
12.5
=
2.2
12.6
=
2.2
12.7
=
2.2
12.8
=
2.2
12.9
=
2.2
13
=
2.3
12
=
2.3
12.1
=
2.3
12.2
=
2.3
12.3
=
2.3
12.4
=
2.3
12.5
=
2.3
12.6
=
2.3
12.7
=
2.3
12.8
=
2.3
12.9
=
2.3
13
=
2.4
12
=
2.4
12.1
=
2.4
12.2
=
2.4
12.3
=
2.4
12.4
=
2.4
12.5
=
2.4
12.6
=
2.4
12.7
=
2.4
12.8
=
2.4
12.9
=
2.4
13
=
2.5
12
=
2.5
12.1
=
2.5
12.2
=
2.5
12.3
=
2.5
12.4
=
2.5
12.5
=
2.5
12.6
=
2.5
12.7
=
2.5
12.8
=
2.5
12.9
=
2.5
13
=
2.6
12
=
2.6
12.1
=
2.6
12.2
=
2.6
12.3
=
2.6
12.4
=
2.6
12.5
=
2.6
12.6
=
2.6
12.7
=
2.6
12.8
=
2.6
12.9
=
2.6
13
=
2.7
12
=
2.7
12.1
=
2.7
12.2
=
2.7
12.3
=
2.7
12.4
=
2.7
12.5
=
2.7
12.6
=
2.7
12.7
=
2.7
12.8
=
2.7
12.9
=
2.7
13
=
2.8
12
=
2.8
12.1
=
2.8
12.2
=
2.8
12.3
=
2.8
12.4
=
2.8
12.5
=
2.8
12.6
=
2.8
12.7
=
2.8
12.8
=
2.8
12.9
=
2.8
13
=
2.9
12
=
2.9
12.1
=
2.9
12.2
=
2.9
12.3
=
2.9
12.4
=
2.9
12.5
=
2.9
12.6
=
2.9
12.7
=
2.9
12.8
=
2.9
12.9
=
2.9
13
=