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!
12.3
7
=
42592759.697775
历史上次计算结果
12.3
7
=
18.2
5.7
=
95.6
16.6
=
38.7
14.8
=
24.3
4.4
=
70.9
2.5
=
71.5
19.5
=
77.7
17.7
=
72.6
19.2
=
3
20.3
=
72.8
19.5
=
76.6
3.5
=
10
2155.8
=
3.3
20.4
=
102.2
7.2
=
15.6
1.8
=
53.7
15
=
91.8
3.8
=
106.9
12.8
=
91.3
3.1
=
18.3
5.7
=
1.3
16.5
=
10.3
276.9
=
84.7
9.4
=
84.8
9.8
=
109.4
11.8
=
32.5
1.7
=
84.3
9.6
=
28.2
5.6
=
82.3
7.6
=
附近的結果
12
7
=
12
7.1
=
12
7.2
=
12
7.3
=
12
7.4
=
12
7.5
=
12
7.6
=
12
7.7
=
12
7.8
=
12
7.9
=
12
8
=
12.1
7
=
12.1
7.1
=
12.1
7.2
=
12.1
7.3
=
12.1
7.4
=
12.1
7.5
=
12.1
7.6
=
12.1
7.7
=
12.1
7.8
=
12.1
7.9
=
12.1
8
=
12.2
7
=
12.2
7.1
=
12.2
7.2
=
12.2
7.3
=
12.2
7.4
=
12.2
7.5
=
12.2
7.6
=
12.2
7.7
=
12.2
7.8
=
12.2
7.9
=
12.2
8
=
12.3
7
=
12.3
7.1
=
12.3
7.2
=
12.3
7.3
=
12.3
7.4
=
12.3
7.5
=
12.3
7.6
=
12.3
7.7
=
12.3
7.8
=
12.3
7.9
=
12.3
8
=
12.4
7
=
12.4
7.1
=
12.4
7.2
=
12.4
7.3
=
12.4
7.4
=
12.4
7.5
=
12.4
7.6
=
12.4
7.7
=
12.4
7.8
=
12.4
7.9
=
12.4
8
=
12.5
7
=
12.5
7.1
=
12.5
7.2
=
12.5
7.3
=
12.5
7.4
=
12.5
7.5
=
12.5
7.6
=
12.5
7.7
=
12.5
7.8
=
12.5
7.9
=
12.5
8
=
12.6
7
=
12.6
7.1
=
12.6
7.2
=
12.6
7.3
=
12.6
7.4
=
12.6
7.5
=
12.6
7.6
=
12.6
7.7
=
12.6
7.8
=
12.6
7.9
=
12.6
8
=
12.7
7
=
12.7
7.1
=
12.7
7.2
=
12.7
7.3
=
12.7
7.4
=
12.7
7.5
=
12.7
7.6
=
12.7
7.7
=
12.7
7.8
=
12.7
7.9
=
12.7
8
=
12.8
7
=
12.8
7.1
=
12.8
7.2
=
12.8
7.3
=
12.8
7.4
=
12.8
7.5
=
12.8
7.6
=
12.8
7.7
=
12.8
7.8
=
12.8
7.9
=
12.8
8
=
12.9
7
=
12.9
7.1
=
12.9
7.2
=
12.9
7.3
=
12.9
7.4
=
12.9
7.5
=
12.9
7.6
=
12.9
7.7
=
12.9
7.8
=
12.9
7.9
=
12.9
8
=
13
7
=
13
7.1
=
13
7.2
=
13
7.3
=
13
7.4
=
13
7.5
=
13
7.6
=
13
7.7
=
13
7.8
=
13
7.9
=
13
8
=