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!
2.2
7
=
249.4357888
历史上次计算结果
2.2
7
=
90.2
14.7
=
112.9
16
=
8
8.7
=
151.3
15.7
=
71
11.4
=
91
9.8
=
5.2
10.6
=
86
6.3
=
62.6
4.6
=
79.5
17.6
=
11.2
8
=
2
7
=
87.7
2.5
=
100.4
20.3
=
147.5
15
=
55.7
16
=
52.4
6.7
=
13.8
7.1
=
97.1
11.7
=
70.3
6.4
=
43.4
5.6
=
13.5
7.7
=
2
8.2
=
23.7
14.5
=
89.9
11
=
92.5
4.7
=
88.1
10.4
=
8.3
16.6
=
13.4
14.6
=
附近的結果
2
7
=
2
7.1
=
2
7.2
=
2
7.3
=
2
7.4
=
2
7.5
=
2
7.6
=
2
7.7
=
2
7.8
=
2
7.9
=
2
8
=
2.1
7
=
2.1
7.1
=
2.1
7.2
=
2.1
7.3
=
2.1
7.4
=
2.1
7.5
=
2.1
7.6
=
2.1
7.7
=
2.1
7.8
=
2.1
7.9
=
2.1
8
=
2.2
7
=
2.2
7.1
=
2.2
7.2
=
2.2
7.3
=
2.2
7.4
=
2.2
7.5
=
2.2
7.6
=
2.2
7.7
=
2.2
7.8
=
2.2
7.9
=
2.2
8
=
2.3
7
=
2.3
7.1
=
2.3
7.2
=
2.3
7.3
=
2.3
7.4
=
2.3
7.5
=
2.3
7.6
=
2.3
7.7
=
2.3
7.8
=
2.3
7.9
=
2.3
8
=
2.4
7
=
2.4
7.1
=
2.4
7.2
=
2.4
7.3
=
2.4
7.4
=
2.4
7.5
=
2.4
7.6
=
2.4
7.7
=
2.4
7.8
=
2.4
7.9
=
2.4
8
=
2.5
7
=
2.5
7.1
=
2.5
7.2
=
2.5
7.3
=
2.5
7.4
=
2.5
7.5
=
2.5
7.6
=
2.5
7.7
=
2.5
7.8
=
2.5
7.9
=
2.5
8
=
2.6
7
=
2.6
7.1
=
2.6
7.2
=
2.6
7.3
=
2.6
7.4
=
2.6
7.5
=
2.6
7.6
=
2.6
7.7
=
2.6
7.8
=
2.6
7.9
=
2.6
8
=
2.7
7
=
2.7
7.1
=
2.7
7.2
=
2.7
7.3
=
2.7
7.4
=
2.7
7.5
=
2.7
7.6
=
2.7
7.7
=
2.7
7.8
=
2.7
7.9
=
2.7
8
=
2.8
7
=
2.8
7.1
=
2.8
7.2
=
2.8
7.3
=
2.8
7.4
=
2.8
7.5
=
2.8
7.6
=
2.8
7.7
=
2.8
7.8
=
2.8
7.9
=
2.8
8
=
2.9
7
=
2.9
7.1
=
2.9
7.2
=
2.9
7.3
=
2.9
7.4
=
2.9
7.5
=
2.9
7.6
=
2.9
7.7
=
2.9
7.8
=
2.9
7.9
=
2.9
8
=