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!
8.1
2.8
=
349.75026551418
历史上次计算结果
8.1
2.8
=
32.2
3
=
58.3
8.7
=
66
5
=
7.5
1.3
=
76.7
15.6
=
102.7
10.7
=
9.3
276.9
=
32.6
3
=
29.9
4.7
=
152.2
15.7
=
7.4
7.6
=
15.5
11.5
=
106
8
=
58.5
8.3
=
55.6
12.1
=
71.6
7.1
=
8.8
2.1
=
10.5
11.8
=
7.3
12.9
=
53.8
3.9
=
30.1
8.5
=
67.7
12.7
=
14.5
2160.9
=
131.3
12
=
8.6
14
=
9.9
20.7
=
14.9
2160.9
=
35.6
16.7
=
22
10.7
=
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
=