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!
21.7
2.4
=
1612.5135073909
历史上次计算结果
21.1
2.4
=
21.7
2.4
=
149
13.4
=
52.4
1.6
=
110.7
16.7
=
65.1
9.6
=
80.3
6.5
=
71.2
4
=
80.8
10.6
=
91.7
4.2
=
53.8
14.5
=
21
6.2
=
21.3
6
=
15.5
0.9
=
82.2
9.5
=
56.2
14.4
=
38.9
11.6
=
22
11.6
=
38.1
11.1
=
38.5
11
=
38.7
11
=
80.5
9.9
=
65.1
9.4
=
11.2
18.6
=
104.6
15.8
=
81
6.2
=
90.3
12.7
=
51.3
19.7
=
97.9
4.9
=
25.2
12.4
=
附近的結果
21
2
=
21
2.1
=
21
2.2
=
21
2.3
=
21
2.4
=
21
2.5
=
21
2.6
=
21
2.7
=
21
2.8
=
21
2.9
=
21.1
2
=
21.1
2.1
=
21.1
2.2
=
21.1
2.3
=
21.1
2.4
=
21.1
2.5
=
21.1
2.6
=
21.1
2.7
=
21.1
2.8
=
21.1
2.9
=
21.2
2
=
21.2
2.1
=
21.2
2.2
=
21.2
2.3
=
21.2
2.4
=
21.2
2.5
=
21.2
2.6
=
21.2
2.7
=
21.2
2.8
=
21.2
2.9
=
21.3
2
=
21.3
2.1
=
21.3
2.2
=
21.3
2.3
=
21.3
2.4
=
21.3
2.5
=
21.3
2.6
=
21.3
2.7
=
21.3
2.8
=
21.3
2.9
=
21.4
2
=
21.4
2.1
=
21.4
2.2
=
21.4
2.3
=
21.4
2.4
=
21.4
2.5
=
21.4
2.6
=
21.4
2.7
=
21.4
2.8
=
21.4
2.9
=
21.5
2
=
21.5
2.1
=
21.5
2.2
=
21.5
2.3
=
21.5
2.4
=
21.5
2.5
=
21.5
2.6
=
21.5
2.7
=
21.5
2.8
=
21.5
2.9
=
21.6
2
=
21.6
2.1
=
21.6
2.2
=
21.6
2.3
=
21.6
2.4
=
21.6
2.5
=
21.6
2.6
=
21.6
2.7
=
21.6
2.8
=
21.6
2.9
=
21.7
2
=
21.7
2.1
=
21.7
2.2
=
21.7
2.3
=
21.7
2.4
=
21.7
2.5
=
21.7
2.6
=
21.7
2.7
=
21.7
2.8
=
21.7
2.9
=
21.8
2
=
21.8
2.1
=
21.8
2.2
=
21.8
2.3
=
21.8
2.4
=
21.8
2.5
=
21.8
2.6
=
21.8
2.7
=
21.8
2.8
=
21.8
2.9
=
21.9
2
=
21.9
2.1
=
21.9
2.2
=
21.9
2.3
=
21.9
2.4
=
21.9
2.5
=
21.9
2.6
=
21.9
2.7
=
21.9
2.8
=
21.9
2.9
=