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!
7.8
7.5
=
4905796.3999069
历史上次计算结果
7.8
7.5
=
121
13.4
=
73
9.6
=
5.6
12.7
=
85.7
8.6
=
22.5
15.4
=
161
16.3
=
12.6
3.5
=
61.7
16.1
=
97.8
8.7
=
97.5
9.7
=
88
20.5
=
16.9
2160.9
=
49
11.8
=
69.7
9.9
=
12
1.8
=
71.6
8.5
=
29.8
4.7
=
79.5
15.5
=
40.4
10
=
18.7
3.5
=
99.2
11.3
=
29.4
4.4
=
75.5
4.6
=
90.2
10.7
=
15.3
16.3
=
72.9
13.3
=
80.1
3.9
=
77.2
8.9
=
14.9
20.3
=
附近的結果
7
7
=
7
7.1
=
7
7.2
=
7
7.3
=
7
7.4
=
7
7.5
=
7
7.6
=
7
7.7
=
7
7.8
=
7
7.9
=
7
8
=
7.1
7
=
7.1
7.1
=
7.1
7.2
=
7.1
7.3
=
7.1
7.4
=
7.1
7.5
=
7.1
7.6
=
7.1
7.7
=
7.1
7.8
=
7.1
7.9
=
7.1
8
=
7.2
7
=
7.2
7.1
=
7.2
7.2
=
7.2
7.3
=
7.2
7.4
=
7.2
7.5
=
7.2
7.6
=
7.2
7.7
=
7.2
7.8
=
7.2
7.9
=
7.2
8
=
7.3
7
=
7.3
7.1
=
7.3
7.2
=
7.3
7.3
=
7.3
7.4
=
7.3
7.5
=
7.3
7.6
=
7.3
7.7
=
7.3
7.8
=
7.3
7.9
=
7.3
8
=
7.4
7
=
7.4
7.1
=
7.4
7.2
=
7.4
7.3
=
7.4
7.4
=
7.4
7.5
=
7.4
7.6
=
7.4
7.7
=
7.4
7.8
=
7.4
7.9
=
7.4
8
=
7.5
7
=
7.5
7.1
=
7.5
7.2
=
7.5
7.3
=
7.5
7.4
=
7.5
7.5
=
7.5
7.6
=
7.5
7.7
=
7.5
7.8
=
7.5
7.9
=
7.5
8
=
7.6
7
=
7.6
7.1
=
7.6
7.2
=
7.6
7.3
=
7.6
7.4
=
7.6
7.5
=
7.6
7.6
=
7.6
7.7
=
7.6
7.8
=
7.6
7.9
=
7.6
8
=
7.7
7
=
7.7
7.1
=
7.7
7.2
=
7.7
7.3
=
7.7
7.4
=
7.7
7.5
=
7.7
7.6
=
7.7
7.7
=
7.7
7.8
=
7.7
7.9
=
7.7
8
=
7.8
7
=
7.8
7.1
=
7.8
7.2
=
7.8
7.3
=
7.8
7.4
=
7.8
7.5
=
7.8
7.6
=
7.8
7.7
=
7.8
7.8
=
7.8
7.9
=
7.8
8
=
7.9
7
=
7.9
7.1
=
7.9
7.2
=
7.9
7.3
=
7.9
7.4
=
7.9
7.5
=
7.9
7.6
=
7.9
7.7
=
7.9
7.8
=
7.9
7.9
=
7.9
8
=
8
7
=
8
7.1
=
8
7.2
=
8
7.3
=
8
7.4
=
8
7.5
=
8
7.6
=
8
7.7
=
8
7.8
=
8
7.9
=
8
8
=