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!
2.2
7.9
=
507.15320979077
历史上次计算结果
2.2
7.9
=
79
17.8
=
29.4
8.9
=
19.7
5.2
=
85.3
14.1
=
79
4.1
=
61.7
13
=
83.5
20.7
=
35
8.9
=
39.1
8.9
=
6.6
3
=
70.7
6.6
=
7.8
15.7
=
74.3
5.9
=
43.5
9.1
=
25.6
7.3
=
108
15.6
=
107.5
15
=
75
5.8
=
89
14
=
88.5
4.2
=
8
15.5
=
89.5
4.6
=
2.8
13.6
=
97.2
15
=
5
6.4
=
72.9
11.4
=
12
16.8
=
45.1
251.4
=
65.5
3
=
附近的結果
2
7
=
2
7.1
=
2
7.2
=
2
7.3
=
2
7.4
=
2
7.5
=
2
7.6
=
2
7.7
=
2
7.8
=
2
7.9
=
2
8
=
2.1
7
=
2.1
7.1
=
2.1
7.2
=
2.1
7.3
=
2.1
7.4
=
2.1
7.5
=
2.1
7.6
=
2.1
7.7
=
2.1
7.8
=
2.1
7.9
=
2.1
8
=
2.2
7
=
2.2
7.1
=
2.2
7.2
=
2.2
7.3
=
2.2
7.4
=
2.2
7.5
=
2.2
7.6
=
2.2
7.7
=
2.2
7.8
=
2.2
7.9
=
2.2
8
=
2.3
7
=
2.3
7.1
=
2.3
7.2
=
2.3
7.3
=
2.3
7.4
=
2.3
7.5
=
2.3
7.6
=
2.3
7.7
=
2.3
7.8
=
2.3
7.9
=
2.3
8
=
2.4
7
=
2.4
7.1
=
2.4
7.2
=
2.4
7.3
=
2.4
7.4
=
2.4
7.5
=
2.4
7.6
=
2.4
7.7
=
2.4
7.8
=
2.4
7.9
=
2.4
8
=
2.5
7
=
2.5
7.1
=
2.5
7.2
=
2.5
7.3
=
2.5
7.4
=
2.5
7.5
=
2.5
7.6
=
2.5
7.7
=
2.5
7.8
=
2.5
7.9
=
2.5
8
=
2.6
7
=
2.6
7.1
=
2.6
7.2
=
2.6
7.3
=
2.6
7.4
=
2.6
7.5
=
2.6
7.6
=
2.6
7.7
=
2.6
7.8
=
2.6
7.9
=
2.6
8
=
2.7
7
=
2.7
7.1
=
2.7
7.2
=
2.7
7.3
=
2.7
7.4
=
2.7
7.5
=
2.7
7.6
=
2.7
7.7
=
2.7
7.8
=
2.7
7.9
=
2.7
8
=
2.8
7
=
2.8
7.1
=
2.8
7.2
=
2.8
7.3
=
2.8
7.4
=
2.8
7.5
=
2.8
7.6
=
2.8
7.7
=
2.8
7.8
=
2.8
7.9
=
2.8
8
=
2.9
7
=
2.9
7.1
=
2.9
7.2
=
2.9
7.3
=
2.9
7.4
=
2.9
7.5
=
2.9
7.6
=
2.9
7.7
=
2.9
7.8
=
2.9
7.9
=
2.9
8
=