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!
8.5
7.4
=
7545708.9591546
历史上次计算结果
8.5
7.4
=
7
1839
=
45.6
250.7
=
105.2
7
=
71.3
2.3
=
2.5
2
=
45
250
=
23.3
4.8
=
76.7
10.2
=
45
250.5
=
69.1
7.4
=
11.1
16.4
=
89.4
4.5
=
3.6
5
=
35.5
9
=
94.1
13.6
=
38.6
15.3
=
39.2
8.2
=
97.7
1.9
=
20.4
1
=
63.1
10.5
=
42.8
14.3
=
39.5
8.1
=
32.3
8.3
=
23.1
4.9
=
32.1
8.1
=
15.4
16.7
=
73.1
2.6
=
38.2
15.4
=
61.9
6.8
=
附近的結果
8
7
=
8
7.1
=
8
7.2
=
8
7.3
=
8
7.4
=
8
7.5
=
8
7.6
=
8
7.7
=
8
7.8
=
8
7.9
=
8
8
=
8.1
7
=
8.1
7.1
=
8.1
7.2
=
8.1
7.3
=
8.1
7.4
=
8.1
7.5
=
8.1
7.6
=
8.1
7.7
=
8.1
7.8
=
8.1
7.9
=
8.1
8
=
8.2
7
=
8.2
7.1
=
8.2
7.2
=
8.2
7.3
=
8.2
7.4
=
8.2
7.5
=
8.2
7.6
=
8.2
7.7
=
8.2
7.8
=
8.2
7.9
=
8.2
8
=
8.3
7
=
8.3
7.1
=
8.3
7.2
=
8.3
7.3
=
8.3
7.4
=
8.3
7.5
=
8.3
7.6
=
8.3
7.7
=
8.3
7.8
=
8.3
7.9
=
8.3
8
=
8.4
7
=
8.4
7.1
=
8.4
7.2
=
8.4
7.3
=
8.4
7.4
=
8.4
7.5
=
8.4
7.6
=
8.4
7.7
=
8.4
7.8
=
8.4
7.9
=
8.4
8
=
8.5
7
=
8.5
7.1
=
8.5
7.2
=
8.5
7.3
=
8.5
7.4
=
8.5
7.5
=
8.5
7.6
=
8.5
7.7
=
8.5
7.8
=
8.5
7.9
=
8.5
8
=
8.6
7
=
8.6
7.1
=
8.6
7.2
=
8.6
7.3
=
8.6
7.4
=
8.6
7.5
=
8.6
7.6
=
8.6
7.7
=
8.6
7.8
=
8.6
7.9
=
8.6
8
=
8.7
7
=
8.7
7.1
=
8.7
7.2
=
8.7
7.3
=
8.7
7.4
=
8.7
7.5
=
8.7
7.6
=
8.7
7.7
=
8.7
7.8
=
8.7
7.9
=
8.7
8
=
8.8
7
=
8.8
7.1
=
8.8
7.2
=
8.8
7.3
=
8.8
7.4
=
8.8
7.5
=
8.8
7.6
=
8.8
7.7
=
8.8
7.8
=
8.8
7.9
=
8.8
8
=
8.9
7
=
8.9
7.1
=
8.9
7.2
=
8.9
7.3
=
8.9
7.4
=
8.9
7.5
=
8.9
7.6
=
8.9
7.7
=
8.9
7.8
=
8.9
7.9
=
8.9
8
=
9
7
=
9
7.1
=
9
7.2
=
9
7.3
=
9
7.4
=
9
7.5
=
9
7.6
=
9
7.7
=
9
7.8
=
9
7.9
=
9
8
=