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!
81
7.5
=
2.0589113209465E+14
历史上次计算结果
81
7.5
=
150.6
16.4
=
106
13.1
=
136.3
14.8
=
71.6
5.8
=
91.7
15.7
=
134.4
16.7
=
60.9
9.8
=
44.2
10.9
=
79.7
7.6
=
71.7
5.9
=
23.6
3.5
=
104.4
10.1
=
80
2.7
=
102.8
1.6
=
64.1
18.6
=
44.3
4.2
=
71.5
14.2
=
57.3
5
=
65.6
5
=
52.4
4.7
=
72
13.5
=
15.5
1
=
8.5
2155
=
71
5.8
=
63
16.8
=
38.2
16.1
=
27.2
1.1
=
9.3
2159.6
=
105.5
9.7
=
附近的結果
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
=
81.1
7
=
81.1
7.1
=
81.1
7.2
=
81.1
7.3
=
81.1
7.4
=
81.1
7.5
=
81.1
7.6
=
81.1
7.7
=
81.1
7.8
=
81.1
7.9
=
81.1
8
=
81.2
7
=
81.2
7.1
=
81.2
7.2
=
81.2
7.3
=
81.2
7.4
=
81.2
7.5
=
81.2
7.6
=
81.2
7.7
=
81.2
7.8
=
81.2
7.9
=
81.2
8
=
81.3
7
=
81.3
7.1
=
81.3
7.2
=
81.3
7.3
=
81.3
7.4
=
81.3
7.5
=
81.3
7.6
=
81.3
7.7
=
81.3
7.8
=
81.3
7.9
=
81.3
8
=
81.4
7
=
81.4
7.1
=
81.4
7.2
=
81.4
7.3
=
81.4
7.4
=
81.4
7.5
=
81.4
7.6
=
81.4
7.7
=
81.4
7.8
=
81.4
7.9
=
81.4
8
=
81.5
7
=
81.5
7.1
=
81.5
7.2
=
81.5
7.3
=
81.5
7.4
=
81.5
7.5
=
81.5
7.6
=
81.5
7.7
=
81.5
7.8
=
81.5
7.9
=
81.5
8
=
81.6
7
=
81.6
7.1
=
81.6
7.2
=
81.6
7.3
=
81.6
7.4
=
81.6
7.5
=
81.6
7.6
=
81.6
7.7
=
81.6
7.8
=
81.6
7.9
=
81.6
8
=
81.7
7
=
81.7
7.1
=
81.7
7.2
=
81.7
7.3
=
81.7
7.4
=
81.7
7.5
=
81.7
7.6
=
81.7
7.7
=
81.7
7.8
=
81.7
7.9
=
81.7
8
=
81.8
7
=
81.8
7.1
=
81.8
7.2
=
81.8
7.3
=
81.8
7.4
=
81.8
7.5
=
81.8
7.6
=
81.8
7.7
=
81.8
7.8
=
81.8
7.9
=
81.8
8
=
81.9
7
=
81.9
7.1
=
81.9
7.2
=
81.9
7.3
=
81.9
7.4
=
81.9
7.5
=
81.9
7.6
=
81.9
7.7
=
81.9
7.8
=
81.9
7.9
=
81.9
8
=
82
7
=
82
7.1
=
82
7.2
=
82
7.3
=
82
7.4
=
82
7.5
=
82
7.6
=
82
7.7
=
82
7.8
=
82
7.9
=
82
8
=