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!
39.9
7.1
=
232759577058.11
历史上次计算结果
39.9
7.1
=
39.7
7.1
=
39.5
7.2
=
40
10.8
=
72.8
10.4
=
131.5
13.1
=
9.3
13.5
=
6.7
2.1
=
59.4
7.8
=
7
2.6
=
74.3
17.4
=
30.7
11.4
=
77.2
11.5
=
22.2
7.7
=
57
16
=
39.3
7.8
=
4
13.7
=
2.7
20.9
=
44.4
7.8
=
26.5
10.5
=
60
1.9
=
99.1
2.1
=
46.4
7.5
=
74.1
17.1
=
76.3
11.9
=
4.1
14.6
=
18.3
16.4
=
74.7
17.4
=
76.2
11.2
=
38.7
9.6
=
附近的結果
39
7
=
39
7.1
=
39
7.2
=
39
7.3
=
39
7.4
=
39
7.5
=
39
7.6
=
39
7.7
=
39
7.8
=
39
7.9
=
39
8
=
39.1
7
=
39.1
7.1
=
39.1
7.2
=
39.1
7.3
=
39.1
7.4
=
39.1
7.5
=
39.1
7.6
=
39.1
7.7
=
39.1
7.8
=
39.1
7.9
=
39.1
8
=
39.2
7
=
39.2
7.1
=
39.2
7.2
=
39.2
7.3
=
39.2
7.4
=
39.2
7.5
=
39.2
7.6
=
39.2
7.7
=
39.2
7.8
=
39.2
7.9
=
39.2
8
=
39.3
7
=
39.3
7.1
=
39.3
7.2
=
39.3
7.3
=
39.3
7.4
=
39.3
7.5
=
39.3
7.6
=
39.3
7.7
=
39.3
7.8
=
39.3
7.9
=
39.3
8
=
39.4
7
=
39.4
7.1
=
39.4
7.2
=
39.4
7.3
=
39.4
7.4
=
39.4
7.5
=
39.4
7.6
=
39.4
7.7
=
39.4
7.8
=
39.4
7.9
=
39.4
8
=
39.5
7
=
39.5
7.1
=
39.5
7.2
=
39.5
7.3
=
39.5
7.4
=
39.5
7.5
=
39.5
7.6
=
39.5
7.7
=
39.5
7.8
=
39.5
7.9
=
39.5
8
=
39.6
7
=
39.6
7.1
=
39.6
7.2
=
39.6
7.3
=
39.6
7.4
=
39.6
7.5
=
39.6
7.6
=
39.6
7.7
=
39.6
7.8
=
39.6
7.9
=
39.6
8
=
39.7
7
=
39.7
7.1
=
39.7
7.2
=
39.7
7.3
=
39.7
7.4
=
39.7
7.5
=
39.7
7.6
=
39.7
7.7
=
39.7
7.8
=
39.7
7.9
=
39.7
8
=
39.8
7
=
39.8
7.1
=
39.8
7.2
=
39.8
7.3
=
39.8
7.4
=
39.8
7.5
=
39.8
7.6
=
39.8
7.7
=
39.8
7.8
=
39.8
7.9
=
39.8
8
=
39.9
7
=
39.9
7.1
=
39.9
7.2
=
39.9
7.3
=
39.9
7.4
=
39.9
7.5
=
39.9
7.6
=
39.9
7.7
=
39.9
7.8
=
39.9
7.9
=
39.9
8
=