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!
80
7.5
=
1.8757497724599E+14
历史上次计算结果
2.6
4.2
=
80
7.5
=
12.6
2161.4
=
1.6
20.1
=
47.3
15.8
=
29.9
7
=
100.9
8.8
=
89.7
3.7
=
2.6
4.8
=
73
14.4
=
106.7
11
=
20.4
11.6
=
10.2
7.3
=
24.1
7.5
=
43.7
6.5
=
54
7.2
=
43.2
6.4
=
54.9
7.8
=
22.1
10.3
=
43.5
6.5
=
94.9
2.3
=
90.5
13.3
=
6.8
2.8
=
46.7
14.9
=
35.6
11.7
=
86.4
9.2
=
6.7
2.9
=
35.5
11.4
=
34.9
11.6
=
16
12.2
=
附近的結果
80
7
=
80
7.1
=
80
7.2
=
80
7.3
=
80
7.4
=
80
7.5
=
80
7.6
=
80
7.7
=
80
7.8
=
80
7.9
=
80
8
=
80.1
7
=
80.1
7.1
=
80.1
7.2
=
80.1
7.3
=
80.1
7.4
=
80.1
7.5
=
80.1
7.6
=
80.1
7.7
=
80.1
7.8
=
80.1
7.9
=
80.1
8
=
80.2
7
=
80.2
7.1
=
80.2
7.2
=
80.2
7.3
=
80.2
7.4
=
80.2
7.5
=
80.2
7.6
=
80.2
7.7
=
80.2
7.8
=
80.2
7.9
=
80.2
8
=
80.3
7
=
80.3
7.1
=
80.3
7.2
=
80.3
7.3
=
80.3
7.4
=
80.3
7.5
=
80.3
7.6
=
80.3
7.7
=
80.3
7.8
=
80.3
7.9
=
80.3
8
=
80.4
7
=
80.4
7.1
=
80.4
7.2
=
80.4
7.3
=
80.4
7.4
=
80.4
7.5
=
80.4
7.6
=
80.4
7.7
=
80.4
7.8
=
80.4
7.9
=
80.4
8
=
80.5
7
=
80.5
7.1
=
80.5
7.2
=
80.5
7.3
=
80.5
7.4
=
80.5
7.5
=
80.5
7.6
=
80.5
7.7
=
80.5
7.8
=
80.5
7.9
=
80.5
8
=
80.6
7
=
80.6
7.1
=
80.6
7.2
=
80.6
7.3
=
80.6
7.4
=
80.6
7.5
=
80.6
7.6
=
80.6
7.7
=
80.6
7.8
=
80.6
7.9
=
80.6
8
=
80.7
7
=
80.7
7.1
=
80.7
7.2
=
80.7
7.3
=
80.7
7.4
=
80.7
7.5
=
80.7
7.6
=
80.7
7.7
=
80.7
7.8
=
80.7
7.9
=
80.7
8
=
80.8
7
=
80.8
7.1
=
80.8
7.2
=
80.8
7.3
=
80.8
7.4
=
80.8
7.5
=
80.8
7.6
=
80.8
7.7
=
80.8
7.8
=
80.8
7.9
=
80.8
8
=
80.9
7
=
80.9
7.1
=
80.9
7.2
=
80.9
7.3
=
80.9
7.4
=
80.9
7.5
=
80.9
7.6
=
80.9
7.7
=
80.9
7.8
=
80.9
7.9
=
80.9
8
=
81
7
=
81
7.1
=
81
7.2
=
81
7.3
=
81
7.4
=
81
7.5
=
81
7.6
=
81
7.7
=
81
7.8
=
81
7.9
=
81
8
=