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!
8.7
2.7
=
344.11371488809
历史上次计算结果
8.7
2.7
=
15.5
7.2
=
74
19.3
=
101
14
=
23.8
12.6
=
91.3
5.3
=
72.8
8.4
=
52.3
4.7
=
90.4
11.6
=
35.3
5.5
=
21.1
10.9
=
29.3
2.5
=
52.1
4.7
=
97
12.9
=
24.8
9.7
=
28.7
13.8
=
72.3
8.3
=
56.3
2.2
=
68
16.3
=
16
2160.1
=
85.9
8.9
=
45.9
8.4
=
45.6
8.4
=
90
6.8
=
77.1
8
=
89.5
7
=
94.3
11.8
=
5.2
6.3
=
8.8
3.8
=
57.3
5.1
=
附近的結果
8
2
=
8
2.1
=
8
2.2
=
8
2.3
=
8
2.4
=
8
2.5
=
8
2.6
=
8
2.7
=
8
2.8
=
8
2.9
=
8.1
2
=
8.1
2.1
=
8.1
2.2
=
8.1
2.3
=
8.1
2.4
=
8.1
2.5
=
8.1
2.6
=
8.1
2.7
=
8.1
2.8
=
8.1
2.9
=
8.2
2
=
8.2
2.1
=
8.2
2.2
=
8.2
2.3
=
8.2
2.4
=
8.2
2.5
=
8.2
2.6
=
8.2
2.7
=
8.2
2.8
=
8.2
2.9
=
8.3
2
=
8.3
2.1
=
8.3
2.2
=
8.3
2.3
=
8.3
2.4
=
8.3
2.5
=
8.3
2.6
=
8.3
2.7
=
8.3
2.8
=
8.3
2.9
=
8.4
2
=
8.4
2.1
=
8.4
2.2
=
8.4
2.3
=
8.4
2.4
=
8.4
2.5
=
8.4
2.6
=
8.4
2.7
=
8.4
2.8
=
8.4
2.9
=
8.5
2
=
8.5
2.1
=
8.5
2.2
=
8.5
2.3
=
8.5
2.4
=
8.5
2.5
=
8.5
2.6
=
8.5
2.7
=
8.5
2.8
=
8.5
2.9
=
8.6
2
=
8.6
2.1
=
8.6
2.2
=
8.6
2.3
=
8.6
2.4
=
8.6
2.5
=
8.6
2.6
=
8.6
2.7
=
8.6
2.8
=
8.6
2.9
=
8.7
2
=
8.7
2.1
=
8.7
2.2
=
8.7
2.3
=
8.7
2.4
=
8.7
2.5
=
8.7
2.6
=
8.7
2.7
=
8.7
2.8
=
8.7
2.9
=
8.8
2
=
8.8
2.1
=
8.8
2.2
=
8.8
2.3
=
8.8
2.4
=
8.8
2.5
=
8.8
2.6
=
8.8
2.7
=
8.8
2.8
=
8.8
2.9
=
8.9
2
=
8.9
2.1
=
8.9
2.2
=
8.9
2.3
=
8.9
2.4
=
8.9
2.5
=
8.9
2.6
=
8.9
2.7
=
8.9
2.8
=
8.9
2.9
=
9
2
=
9
2.1
=
9
2.2
=
9
2.3
=
9
2.4
=
9
2.5
=
9
2.6
=
9
2.7
=
9
2.8
=
9
2.9
=