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!
81.2
8.3
=
7.068301118221E+15
历史上次计算结果
81.2
8.3
=
20.8
10.7
=
142.8
15.8
=
44.3
3
=
98.7
10.5
=
98.1
10.2
=
101.6
2.8
=
152.5
15.5
=
107.4
16
=
31.6
5.6
=
28.1
9.3
=
105.7
14.9
=
82.1
8.4
=
64.5
15.2
=
121
13.7
=
86.3
13.9
=
16.3
15.6
=
39.6
18.5
=
89.1
11.2
=
16.6
2.5
=
1.3
13.6
=
10.4
15.4
=
105.5
10
=
31.8
1.8
=
65.7
9.8
=
90.6
9.8
=
98.4
6.4
=
76.9
2.5
=
13.4
2162.5
=
29.3
8.8
=
附近的結果
81
8
=
81
8.1
=
81
8.2
=
81
8.3
=
81
8.4
=
81
8.5
=
81
8.6
=
81
8.7
=
81
8.8
=
81
8.9
=
81
9
=
81.1
8
=
81.1
8.1
=
81.1
8.2
=
81.1
8.3
=
81.1
8.4
=
81.1
8.5
=
81.1
8.6
=
81.1
8.7
=
81.1
8.8
=
81.1
8.9
=
81.1
9
=
81.2
8
=
81.2
8.1
=
81.2
8.2
=
81.2
8.3
=
81.2
8.4
=
81.2
8.5
=
81.2
8.6
=
81.2
8.7
=
81.2
8.8
=
81.2
8.9
=
81.2
9
=
81.3
8
=
81.3
8.1
=
81.3
8.2
=
81.3
8.3
=
81.3
8.4
=
81.3
8.5
=
81.3
8.6
=
81.3
8.7
=
81.3
8.8
=
81.3
8.9
=
81.3
9
=
81.4
8
=
81.4
8.1
=
81.4
8.2
=
81.4
8.3
=
81.4
8.4
=
81.4
8.5
=
81.4
8.6
=
81.4
8.7
=
81.4
8.8
=
81.4
8.9
=
81.4
9
=
81.5
8
=
81.5
8.1
=
81.5
8.2
=
81.5
8.3
=
81.5
8.4
=
81.5
8.5
=
81.5
8.6
=
81.5
8.7
=
81.5
8.8
=
81.5
8.9
=
81.5
9
=
81.6
8
=
81.6
8.1
=
81.6
8.2
=
81.6
8.3
=
81.6
8.4
=
81.6
8.5
=
81.6
8.6
=
81.6
8.7
=
81.6
8.8
=
81.6
8.9
=
81.6
9
=
81.7
8
=
81.7
8.1
=
81.7
8.2
=
81.7
8.3
=
81.7
8.4
=
81.7
8.5
=
81.7
8.6
=
81.7
8.7
=
81.7
8.8
=
81.7
8.9
=
81.7
9
=
81.8
8
=
81.8
8.1
=
81.8
8.2
=
81.8
8.3
=
81.8
8.4
=
81.8
8.5
=
81.8
8.6
=
81.8
8.7
=
81.8
8.8
=
81.8
8.9
=
81.8
9
=
81.9
8
=
81.9
8.1
=
81.9
8.2
=
81.9
8.3
=
81.9
8.4
=
81.9
8.5
=
81.9
8.6
=
81.9
8.7
=
81.9
8.8
=
81.9
8.9
=
81.9
9
=
82
8
=
82
8.1
=
82
8.2
=
82
8.3
=
82
8.4
=
82
8.5
=
82
8.6
=
82
8.7
=
82
8.8
=
82
8.9
=
82
9
=