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
3.9
=
4614.5046208263
历史上次计算结果
8.7
3.9
=
85.8
8.3
=
2
6.8
=
30.6
8
=
66.1
7.8
=
102.7
11.2
=
104.9
12
=
145.1
14
=
121.8
13.2
=
88.8
17.9
=
25.2
1.6
=
13.6
2160.8
=
104
11.4
=
101.1
11.1
=
66
6
=
147.8
15.9
=
31
5
=
29.1
7.8
=
1.2
9.2
=
78.5
19.1
=
14.9
0.5
=
9.4
276.5
=
47.4
15.9
=
45.3
3.8
=
113.3
12.3
=
26.3
9
=
47.8
20
=
79.1
14.3
=
84.1
6.1
=
60
9.3
=
附近的結果
8
3
=
8
3.1
=
8
3.2
=
8
3.3
=
8
3.4
=
8
3.5
=
8
3.6
=
8
3.7
=
8
3.8
=
8
3.9
=
8.1
3
=
8.1
3.1
=
8.1
3.2
=
8.1
3.3
=
8.1
3.4
=
8.1
3.5
=
8.1
3.6
=
8.1
3.7
=
8.1
3.8
=
8.1
3.9
=
8.2
3
=
8.2
3.1
=
8.2
3.2
=
8.2
3.3
=
8.2
3.4
=
8.2
3.5
=
8.2
3.6
=
8.2
3.7
=
8.2
3.8
=
8.2
3.9
=
8.3
3
=
8.3
3.1
=
8.3
3.2
=
8.3
3.3
=
8.3
3.4
=
8.3
3.5
=
8.3
3.6
=
8.3
3.7
=
8.3
3.8
=
8.3
3.9
=
8.4
3
=
8.4
3.1
=
8.4
3.2
=
8.4
3.3
=
8.4
3.4
=
8.4
3.5
=
8.4
3.6
=
8.4
3.7
=
8.4
3.8
=
8.4
3.9
=
8.5
3
=
8.5
3.1
=
8.5
3.2
=
8.5
3.3
=
8.5
3.4
=
8.5
3.5
=
8.5
3.6
=
8.5
3.7
=
8.5
3.8
=
8.5
3.9
=
8.6
3
=
8.6
3.1
=
8.6
3.2
=
8.6
3.3
=
8.6
3.4
=
8.6
3.5
=
8.6
3.6
=
8.6
3.7
=
8.6
3.8
=
8.6
3.9
=
8.7
3
=
8.7
3.1
=
8.7
3.2
=
8.7
3.3
=
8.7
3.4
=
8.7
3.5
=
8.7
3.6
=
8.7
3.7
=
8.7
3.8
=
8.7
3.9
=
8.8
3
=
8.8
3.1
=
8.8
3.2
=
8.8
3.3
=
8.8
3.4
=
8.8
3.5
=
8.8
3.6
=
8.8
3.7
=
8.8
3.8
=
8.8
3.9
=
8.9
3
=
8.9
3.1
=
8.9
3.2
=
8.9
3.3
=
8.9
3.4
=
8.9
3.5
=
8.9
3.6
=
8.9
3.7
=
8.9
3.8
=
8.9
3.9
=
9
3
=
9
3.1
=
9
3.2
=
9
3.3
=
9
3.4
=
9
3.5
=
9
3.6
=
9
3.7
=
9
3.8
=
9
3.9
=