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!
2.8
2
=
7.84
历史上次计算结果
2.8
2
=
78.9
14.3
=
8.1
13.4
=
67.6
9.2
=
95.7
10.3
=
60.9
8.3
=
87.1
10
=
52.8
1.1
=
41.7
7.6
=
91.2
6.4
=
101.1
16.5
=
45.3
249.5
=
74
12.9
=
36.1
9
=
102.9
7.1
=
80
2.6
=
20.8
5.3
=
10.2
5.1
=
84
2.5
=
91.8
6.5
=
84.8
1.2
=
1.5
18.7
=
13.2
5.6
=
90.5
9.8
=
50
4.6
=
103.7
19.2
=
9.1
6.8
=
68.2
11.4
=
22.9
15.3
=
14.2
20.1
=
附近的結果
2
2
=
2
2.1
=
2
2.2
=
2
2.3
=
2
2.4
=
2
2.5
=
2
2.6
=
2
2.7
=
2
2.8
=
2
2.9
=
2.1
2
=
2.1
2.1
=
2.1
2.2
=
2.1
2.3
=
2.1
2.4
=
2.1
2.5
=
2.1
2.6
=
2.1
2.7
=
2.1
2.8
=
2.1
2.9
=
2.2
2
=
2.2
2.1
=
2.2
2.2
=
2.2
2.3
=
2.2
2.4
=
2.2
2.5
=
2.2
2.6
=
2.2
2.7
=
2.2
2.8
=
2.2
2.9
=
2.3
2
=
2.3
2.1
=
2.3
2.2
=
2.3
2.3
=
2.3
2.4
=
2.3
2.5
=
2.3
2.6
=
2.3
2.7
=
2.3
2.8
=
2.3
2.9
=
2.4
2
=
2.4
2.1
=
2.4
2.2
=
2.4
2.3
=
2.4
2.4
=
2.4
2.5
=
2.4
2.6
=
2.4
2.7
=
2.4
2.8
=
2.4
2.9
=
2.5
2
=
2.5
2.1
=
2.5
2.2
=
2.5
2.3
=
2.5
2.4
=
2.5
2.5
=
2.5
2.6
=
2.5
2.7
=
2.5
2.8
=
2.5
2.9
=
2.6
2
=
2.6
2.1
=
2.6
2.2
=
2.6
2.3
=
2.6
2.4
=
2.6
2.5
=
2.6
2.6
=
2.6
2.7
=
2.6
2.8
=
2.6
2.9
=
2.7
2
=
2.7
2.1
=
2.7
2.2
=
2.7
2.3
=
2.7
2.4
=
2.7
2.5
=
2.7
2.6
=
2.7
2.7
=
2.7
2.8
=
2.7
2.9
=
2.8
2
=
2.8
2.1
=
2.8
2.2
=
2.8
2.3
=
2.8
2.4
=
2.8
2.5
=
2.8
2.6
=
2.8
2.7
=
2.8
2.8
=
2.8
2.9
=
2.9
2
=
2.9
2.1
=
2.9
2.2
=
2.9
2.3
=
2.9
2.4
=
2.9
2.5
=
2.9
2.6
=
2.9
2.7
=
2.9
2.8
=
2.9
2.9
=