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!
40
7.5
=
1036215143684
历史上次计算结果
40
7.5
=
91.1
3
=
10.7
20.7
=
91.4
9
=
90.8
11.2
=
90.3
11.6
=
90.6
11.6
=
28.7
6.3
=
2.2
14.3
=
38.3
14.2
=
38.1
14.5
=
54.3
4
=
27.6
20.9
=
85.9
1.5
=
91.1
3.5
=
104.9
6.1
=
39.8
10.4
=
39.7
18.4
=
1.4
3.1
=
91.1
3.5
=
22.6
8.3
=
38.5
14.1
=
38.1
14.7
=
42
8.6
=
21.2
8.8
=
21.2
8.1
=
27.5
20.4
=
130
12.3
=
50.4
11
=
22.5
8.9
=
附近的結果
40
7
=
40
7.1
=
40
7.2
=
40
7.3
=
40
7.4
=
40
7.5
=
40
7.6
=
40
7.7
=
40
7.8
=
40
7.9
=
40
8
=
40.1
7
=
40.1
7.1
=
40.1
7.2
=
40.1
7.3
=
40.1
7.4
=
40.1
7.5
=
40.1
7.6
=
40.1
7.7
=
40.1
7.8
=
40.1
7.9
=
40.1
8
=
40.2
7
=
40.2
7.1
=
40.2
7.2
=
40.2
7.3
=
40.2
7.4
=
40.2
7.5
=
40.2
7.6
=
40.2
7.7
=
40.2
7.8
=
40.2
7.9
=
40.2
8
=
40.3
7
=
40.3
7.1
=
40.3
7.2
=
40.3
7.3
=
40.3
7.4
=
40.3
7.5
=
40.3
7.6
=
40.3
7.7
=
40.3
7.8
=
40.3
7.9
=
40.3
8
=
40.4
7
=
40.4
7.1
=
40.4
7.2
=
40.4
7.3
=
40.4
7.4
=
40.4
7.5
=
40.4
7.6
=
40.4
7.7
=
40.4
7.8
=
40.4
7.9
=
40.4
8
=
40.5
7
=
40.5
7.1
=
40.5
7.2
=
40.5
7.3
=
40.5
7.4
=
40.5
7.5
=
40.5
7.6
=
40.5
7.7
=
40.5
7.8
=
40.5
7.9
=
40.5
8
=
40.6
7
=
40.6
7.1
=
40.6
7.2
=
40.6
7.3
=
40.6
7.4
=
40.6
7.5
=
40.6
7.6
=
40.6
7.7
=
40.6
7.8
=
40.6
7.9
=
40.6
8
=
40.7
7
=
40.7
7.1
=
40.7
7.2
=
40.7
7.3
=
40.7
7.4
=
40.7
7.5
=
40.7
7.6
=
40.7
7.7
=
40.7
7.8
=
40.7
7.9
=
40.7
8
=
40.8
7
=
40.8
7.1
=
40.8
7.2
=
40.8
7.3
=
40.8
7.4
=
40.8
7.5
=
40.8
7.6
=
40.8
7.7
=
40.8
7.8
=
40.8
7.9
=
40.8
8
=
40.9
7
=
40.9
7.1
=
40.9
7.2
=
40.9
7.3
=
40.9
7.4
=
40.9
7.5
=
40.9
7.6
=
40.9
7.7
=
40.9
7.8
=
40.9
7.9
=
40.9
8
=