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!
8.1
8.9
=
121763372.41638
历史上次计算结果
8.1
8.9
=
89
2.3
=
56.8
13.7
=
78.3
7.3
=
28.3
18
=
103.1
19.6
=
6.5
2
=
30.1
9.4
=
101.3
4.9
=
5.5
5.2
=
45.4
13.4
=
57.5
9.7
=
34.9
6
=
79.2
8
=
62.1
9.5
=
89.1
10.4
=
66.1
14.1
=
32.4
6.2
=
87
13.7
=
66
12.9
=
102.8
1.5
=
12.5
0.7
=
83.7
12
=
93.3
6
=
9
2159.6
=
93.6
6.8
=
93.4
6
=
79.5
4.2
=
13.4
503
=
70.1
10.4
=
附近的結果
8
8
=
8
8.1
=
8
8.2
=
8
8.3
=
8
8.4
=
8
8.5
=
8
8.6
=
8
8.7
=
8
8.8
=
8
8.9
=
8
9
=
8.1
8
=
8.1
8.1
=
8.1
8.2
=
8.1
8.3
=
8.1
8.4
=
8.1
8.5
=
8.1
8.6
=
8.1
8.7
=
8.1
8.8
=
8.1
8.9
=
8.1
9
=
8.2
8
=
8.2
8.1
=
8.2
8.2
=
8.2
8.3
=
8.2
8.4
=
8.2
8.5
=
8.2
8.6
=
8.2
8.7
=
8.2
8.8
=
8.2
8.9
=
8.2
9
=
8.3
8
=
8.3
8.1
=
8.3
8.2
=
8.3
8.3
=
8.3
8.4
=
8.3
8.5
=
8.3
8.6
=
8.3
8.7
=
8.3
8.8
=
8.3
8.9
=
8.3
9
=
8.4
8
=
8.4
8.1
=
8.4
8.2
=
8.4
8.3
=
8.4
8.4
=
8.4
8.5
=
8.4
8.6
=
8.4
8.7
=
8.4
8.8
=
8.4
8.9
=
8.4
9
=
8.5
8
=
8.5
8.1
=
8.5
8.2
=
8.5
8.3
=
8.5
8.4
=
8.5
8.5
=
8.5
8.6
=
8.5
8.7
=
8.5
8.8
=
8.5
8.9
=
8.5
9
=
8.6
8
=
8.6
8.1
=
8.6
8.2
=
8.6
8.3
=
8.6
8.4
=
8.6
8.5
=
8.6
8.6
=
8.6
8.7
=
8.6
8.8
=
8.6
8.9
=
8.6
9
=
8.7
8
=
8.7
8.1
=
8.7
8.2
=
8.7
8.3
=
8.7
8.4
=
8.7
8.5
=
8.7
8.6
=
8.7
8.7
=
8.7
8.8
=
8.7
8.9
=
8.7
9
=
8.8
8
=
8.8
8.1
=
8.8
8.2
=
8.8
8.3
=
8.8
8.4
=
8.8
8.5
=
8.8
8.6
=
8.8
8.7
=
8.8
8.8
=
8.8
8.9
=
8.8
9
=
8.9
8
=
8.9
8.1
=
8.9
8.2
=
8.9
8.3
=
8.9
8.4
=
8.9
8.5
=
8.9
8.6
=
8.9
8.7
=
8.9
8.8
=
8.9
8.9
=
8.9
9
=
9
8
=
9
8.1
=
9
8.2
=
9
8.3
=
9
8.4
=
9
8.5
=
9
8.6
=
9
8.7
=
9
8.8
=
9
8.9
=
9
9
=