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!
4.2
8.5
=
198435.31658239
历史上次计算结果
4.2
8.5
=
103.2
5.2
=
106.8
14.3
=
104.4
1.6
=
12.9
18.6
=
71.8
11.4
=
23.6
13.2
=
69.2
13
=
20.1
3.4
=
63.2
5.3
=
26.1
3.7
=
33.5
6.9
=
81
17.6
=
118.7
14.3
=
118.2
14.5
=
12.5
18.7
=
50.2
9.5
=
63.4
10.7
=
12.1
18.4
=
1.3
18
=
4.5
8.1
=
20.4
3.5
=
107.2
7.9
=
75.8
17.6
=
20
3.4
=
96.3
7.8
=
95.5
6
=
2.8
9.2
=
93.2
12.5
=
104.8
8.3
=
附近的結果
4
8
=
4
8.1
=
4
8.2
=
4
8.3
=
4
8.4
=
4
8.5
=
4
8.6
=
4
8.7
=
4
8.8
=
4
8.9
=
4
9
=
4.1
8
=
4.1
8.1
=
4.1
8.2
=
4.1
8.3
=
4.1
8.4
=
4.1
8.5
=
4.1
8.6
=
4.1
8.7
=
4.1
8.8
=
4.1
8.9
=
4.1
9
=
4.2
8
=
4.2
8.1
=
4.2
8.2
=
4.2
8.3
=
4.2
8.4
=
4.2
8.5
=
4.2
8.6
=
4.2
8.7
=
4.2
8.8
=
4.2
8.9
=
4.2
9
=
4.3
8
=
4.3
8.1
=
4.3
8.2
=
4.3
8.3
=
4.3
8.4
=
4.3
8.5
=
4.3
8.6
=
4.3
8.7
=
4.3
8.8
=
4.3
8.9
=
4.3
9
=
4.4
8
=
4.4
8.1
=
4.4
8.2
=
4.4
8.3
=
4.4
8.4
=
4.4
8.5
=
4.4
8.6
=
4.4
8.7
=
4.4
8.8
=
4.4
8.9
=
4.4
9
=
4.5
8
=
4.5
8.1
=
4.5
8.2
=
4.5
8.3
=
4.5
8.4
=
4.5
8.5
=
4.5
8.6
=
4.5
8.7
=
4.5
8.8
=
4.5
8.9
=
4.5
9
=
4.6
8
=
4.6
8.1
=
4.6
8.2
=
4.6
8.3
=
4.6
8.4
=
4.6
8.5
=
4.6
8.6
=
4.6
8.7
=
4.6
8.8
=
4.6
8.9
=
4.6
9
=
4.7
8
=
4.7
8.1
=
4.7
8.2
=
4.7
8.3
=
4.7
8.4
=
4.7
8.5
=
4.7
8.6
=
4.7
8.7
=
4.7
8.8
=
4.7
8.9
=
4.7
9
=
4.8
8
=
4.8
8.1
=
4.8
8.2
=
4.8
8.3
=
4.8
8.4
=
4.8
8.5
=
4.8
8.6
=
4.8
8.7
=
4.8
8.8
=
4.8
8.9
=
4.8
9
=
4.9
8
=
4.9
8.1
=
4.9
8.2
=
4.9
8.3
=
4.9
8.4
=
4.9
8.5
=
4.9
8.6
=
4.9
8.7
=
4.9
8.8
=
4.9
8.9
=
4.9
9
=
5
8
=
5
8.1
=
5
8.2
=
5
8.3
=
5
8.4
=
5
8.5
=
5
8.6
=
5
8.7
=
5
8.8
=
5
8.9
=
5
9
=