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!
31.9
2.8
=
16241.042863947
历史上次计算结果
31.9
2.8
=
21
1.4
=
94.5
7.3
=
79.4
17.9
=
14.7
13.9
=
102.7
18
=
18.6
6
=
100.1
1.3
=
134
15.5
=
102.5
7.1
=
43
3.4
=
40.6
7.3
=
89.6
3
=
31.5
10.8
=
12.9
3.1
=
26.4
2.6
=
19.5
2.8
=
3.7
17.6
=
83.6
13.8
=
82.2
5
=
94.2
6.1
=
17.4
4.9
=
97.8
2.9
=
10.9
5.2
=
76
9.5
=
89.1
19
=
119.7
12.7
=
15
2164.7
=
31.6
2
=
1.1
15.9
=
附近的結果
31
2
=
31
2.1
=
31
2.2
=
31
2.3
=
31
2.4
=
31
2.5
=
31
2.6
=
31
2.7
=
31
2.8
=
31
2.9
=
31.1
2
=
31.1
2.1
=
31.1
2.2
=
31.1
2.3
=
31.1
2.4
=
31.1
2.5
=
31.1
2.6
=
31.1
2.7
=
31.1
2.8
=
31.1
2.9
=
31.2
2
=
31.2
2.1
=
31.2
2.2
=
31.2
2.3
=
31.2
2.4
=
31.2
2.5
=
31.2
2.6
=
31.2
2.7
=
31.2
2.8
=
31.2
2.9
=
31.3
2
=
31.3
2.1
=
31.3
2.2
=
31.3
2.3
=
31.3
2.4
=
31.3
2.5
=
31.3
2.6
=
31.3
2.7
=
31.3
2.8
=
31.3
2.9
=
31.4
2
=
31.4
2.1
=
31.4
2.2
=
31.4
2.3
=
31.4
2.4
=
31.4
2.5
=
31.4
2.6
=
31.4
2.7
=
31.4
2.8
=
31.4
2.9
=
31.5
2
=
31.5
2.1
=
31.5
2.2
=
31.5
2.3
=
31.5
2.4
=
31.5
2.5
=
31.5
2.6
=
31.5
2.7
=
31.5
2.8
=
31.5
2.9
=
31.6
2
=
31.6
2.1
=
31.6
2.2
=
31.6
2.3
=
31.6
2.4
=
31.6
2.5
=
31.6
2.6
=
31.6
2.7
=
31.6
2.8
=
31.6
2.9
=
31.7
2
=
31.7
2.1
=
31.7
2.2
=
31.7
2.3
=
31.7
2.4
=
31.7
2.5
=
31.7
2.6
=
31.7
2.7
=
31.7
2.8
=
31.7
2.9
=
31.8
2
=
31.8
2.1
=
31.8
2.2
=
31.8
2.3
=
31.8
2.4
=
31.8
2.5
=
31.8
2.6
=
31.8
2.7
=
31.8
2.8
=
31.8
2.9
=
31.9
2
=
31.9
2.1
=
31.9
2.2
=
31.9
2.3
=
31.9
2.4
=
31.9
2.5
=
31.9
2.6
=
31.9
2.7
=
31.9
2.8
=
31.9
2.9
=