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!
19.9
2.2
=
720.23922214609
历史上次计算结果
19.9
2.2
=
17.2
4.2
=
22.7
8.3
=
57
10.6
=
71.9
19.3
=
54.7
19.9
=
9.9
18.6
=
119.7
12.6
=
2.7
10.1
=
119.6
12.4
=
44
12.4
=
13.5
9.1
=
86
18.7
=
99.3
15.2
=
33
15.1
=
71.7
6.1
=
115.4
16.4
=
14.6
14.3
=
14.3
14.7
=
95.7
15.9
=
80.7
20.6
=
85.3
19.9
=
3.2
17.8
=
83.3
10.5
=
12.9
7.4
=
77.5
7.4
=
53.5
16
=
31.6
11.2
=
30.3
17.9
=
32.4
9
=
附近的結果
19
2
=
19
2.1
=
19
2.2
=
19
2.3
=
19
2.4
=
19
2.5
=
19
2.6
=
19
2.7
=
19
2.8
=
19
2.9
=
19.1
2
=
19.1
2.1
=
19.1
2.2
=
19.1
2.3
=
19.1
2.4
=
19.1
2.5
=
19.1
2.6
=
19.1
2.7
=
19.1
2.8
=
19.1
2.9
=
19.2
2
=
19.2
2.1
=
19.2
2.2
=
19.2
2.3
=
19.2
2.4
=
19.2
2.5
=
19.2
2.6
=
19.2
2.7
=
19.2
2.8
=
19.2
2.9
=
19.3
2
=
19.3
2.1
=
19.3
2.2
=
19.3
2.3
=
19.3
2.4
=
19.3
2.5
=
19.3
2.6
=
19.3
2.7
=
19.3
2.8
=
19.3
2.9
=
19.4
2
=
19.4
2.1
=
19.4
2.2
=
19.4
2.3
=
19.4
2.4
=
19.4
2.5
=
19.4
2.6
=
19.4
2.7
=
19.4
2.8
=
19.4
2.9
=
19.5
2
=
19.5
2.1
=
19.5
2.2
=
19.5
2.3
=
19.5
2.4
=
19.5
2.5
=
19.5
2.6
=
19.5
2.7
=
19.5
2.8
=
19.5
2.9
=
19.6
2
=
19.6
2.1
=
19.6
2.2
=
19.6
2.3
=
19.6
2.4
=
19.6
2.5
=
19.6
2.6
=
19.6
2.7
=
19.6
2.8
=
19.6
2.9
=
19.7
2
=
19.7
2.1
=
19.7
2.2
=
19.7
2.3
=
19.7
2.4
=
19.7
2.5
=
19.7
2.6
=
19.7
2.7
=
19.7
2.8
=
19.7
2.9
=
19.8
2
=
19.8
2.1
=
19.8
2.2
=
19.8
2.3
=
19.8
2.4
=
19.8
2.5
=
19.8
2.6
=
19.8
2.7
=
19.8
2.8
=
19.8
2.9
=
19.9
2
=
19.9
2.1
=
19.9
2.2
=
19.9
2.3
=
19.9
2.4
=
19.9
2.5
=
19.9
2.6
=
19.9
2.7
=
19.9
2.8
=
19.9
2.9
=