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!
7.8
18.3
=
2.1151015779062E+16
历史上次计算结果
7.8
18.3
=
131
15
=
1.8
20.4
=
8.4
13.6
=
27.2
9.5
=
29.9
14
=
89.3
16.6
=
94.3
10.1
=
1.5
20
=
102.5
3.9
=
74.4
11.3
=
5.4
9.6
=
12.8
8.3
=
88.4
13.5
=
71.8
7.5
=
90
5.2
=
76.4
1
=
13.5
14.6
=
66.1
4.1
=
99.4
12.2
=
6.3
20.6
=
73
3.1
=
86.4
5.6
=
88.4
7.5
=
88.6
7.8
=
100.1
10
=
94.9
9.9
=
86.2
5
=
91.2
20.7
=
44.7
14.2
=
附近的結果
7
18
=
7
18.1
=
7
18.2
=
7
18.3
=
7
18.4
=
7
18.5
=
7
18.6
=
7
18.7
=
7
18.8
=
7
18.9
=
7.1
18
=
7.1
18.1
=
7.1
18.2
=
7.1
18.3
=
7.1
18.4
=
7.1
18.5
=
7.1
18.6
=
7.1
18.7
=
7.1
18.8
=
7.1
18.9
=
7.2
18
=
7.2
18.1
=
7.2
18.2
=
7.2
18.3
=
7.2
18.4
=
7.2
18.5
=
7.2
18.6
=
7.2
18.7
=
7.2
18.8
=
7.2
18.9
=
7.3
18
=
7.3
18.1
=
7.3
18.2
=
7.3
18.3
=
7.3
18.4
=
7.3
18.5
=
7.3
18.6
=
7.3
18.7
=
7.3
18.8
=
7.3
18.9
=
7.4
18
=
7.4
18.1
=
7.4
18.2
=
7.4
18.3
=
7.4
18.4
=
7.4
18.5
=
7.4
18.6
=
7.4
18.7
=
7.4
18.8
=
7.4
18.9
=
7.5
18
=
7.5
18.1
=
7.5
18.2
=
7.5
18.3
=
7.5
18.4
=
7.5
18.5
=
7.5
18.6
=
7.5
18.7
=
7.5
18.8
=
7.5
18.9
=
7.6
18
=
7.6
18.1
=
7.6
18.2
=
7.6
18.3
=
7.6
18.4
=
7.6
18.5
=
7.6
18.6
=
7.6
18.7
=
7.6
18.8
=
7.6
18.9
=
7.7
18
=
7.7
18.1
=
7.7
18.2
=
7.7
18.3
=
7.7
18.4
=
7.7
18.5
=
7.7
18.6
=
7.7
18.7
=
7.7
18.8
=
7.7
18.9
=
7.8
18
=
7.8
18.1
=
7.8
18.2
=
7.8
18.3
=
7.8
18.4
=
7.8
18.5
=
7.8
18.6
=
7.8
18.7
=
7.8
18.8
=
7.8
18.9
=
7.9
18
=
7.9
18.1
=
7.9
18.2
=
7.9
18.3
=
7.9
18.4
=
7.9
18.5
=
7.9
18.6
=
7.9
18.7
=
7.9
18.8
=
7.9
18.9
=
8
18
=
8
18.1
=
8
18.2
=
8
18.3
=
8
18.4
=
8
18.5
=
8
18.6
=
8
18.7
=
8
18.8
=
8
18.9
=