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!
12.3
7.9
=
407615209.25669
历史上次计算结果
87
18
=
12.3
7.9
=
98.4
7.5
=
82.4
7.1
=
97.5
7.5
=
97.3
7.9
=
11.6
5.4
=
2.1
9.5
=
39.8
10.3
=
96.5
14
=
85.9
19.1
=
73.6
10.9
=
60.6
9.9
=
11.2
2.1
=
28.7
9.6
=
34.8
19.8
=
99.6
6.4
=
104.5
18
=
41.1
10.6
=
145.9
15.5
=
104
18.6
=
26.2
16.5
=
9.4
2155.1
=
99
18.2
=
69.4
14.9
=
58.8
11.5
=
33.7
13
=
82.8
15.9
=
66.1
6.5
=
62.6
1.3
=
附近的結果
12
7
=
12
7.1
=
12
7.2
=
12
7.3
=
12
7.4
=
12
7.5
=
12
7.6
=
12
7.7
=
12
7.8
=
12
7.9
=
12
8
=
12.1
7
=
12.1
7.1
=
12.1
7.2
=
12.1
7.3
=
12.1
7.4
=
12.1
7.5
=
12.1
7.6
=
12.1
7.7
=
12.1
7.8
=
12.1
7.9
=
12.1
8
=
12.2
7
=
12.2
7.1
=
12.2
7.2
=
12.2
7.3
=
12.2
7.4
=
12.2
7.5
=
12.2
7.6
=
12.2
7.7
=
12.2
7.8
=
12.2
7.9
=
12.2
8
=
12.3
7
=
12.3
7.1
=
12.3
7.2
=
12.3
7.3
=
12.3
7.4
=
12.3
7.5
=
12.3
7.6
=
12.3
7.7
=
12.3
7.8
=
12.3
7.9
=
12.3
8
=
12.4
7
=
12.4
7.1
=
12.4
7.2
=
12.4
7.3
=
12.4
7.4
=
12.4
7.5
=
12.4
7.6
=
12.4
7.7
=
12.4
7.8
=
12.4
7.9
=
12.4
8
=
12.5
7
=
12.5
7.1
=
12.5
7.2
=
12.5
7.3
=
12.5
7.4
=
12.5
7.5
=
12.5
7.6
=
12.5
7.7
=
12.5
7.8
=
12.5
7.9
=
12.5
8
=
12.6
7
=
12.6
7.1
=
12.6
7.2
=
12.6
7.3
=
12.6
7.4
=
12.6
7.5
=
12.6
7.6
=
12.6
7.7
=
12.6
7.8
=
12.6
7.9
=
12.6
8
=
12.7
7
=
12.7
7.1
=
12.7
7.2
=
12.7
7.3
=
12.7
7.4
=
12.7
7.5
=
12.7
7.6
=
12.7
7.7
=
12.7
7.8
=
12.7
7.9
=
12.7
8
=
12.8
7
=
12.8
7.1
=
12.8
7.2
=
12.8
7.3
=
12.8
7.4
=
12.8
7.5
=
12.8
7.6
=
12.8
7.7
=
12.8
7.8
=
12.8
7.9
=
12.8
8
=
12.9
7
=
12.9
7.1
=
12.9
7.2
=
12.9
7.3
=
12.9
7.4
=
12.9
7.5
=
12.9
7.6
=
12.9
7.7
=
12.9
7.8
=
12.9
7.9
=
12.9
8
=
13
7
=
13
7.1
=
13
7.2
=
13
7.3
=
13
7.4
=
13
7.5
=
13
7.6
=
13
7.7
=
13
7.8
=
13
7.9
=
13
8
=