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
12
=
50714860157.241
历史上次计算结果
7.8
12
=
13.9
1
=
87.3
10.2
=
100.9
8.9
=
10.7
4.1
=
97.3
5.8
=
97
5.1
=
45.2
11.1
=
102.9
8.2
=
22.3
5.3
=
99.8
8.7
=
25.7
3.7
=
99.8
8.1
=
98.5
9.3
=
48.9
2.4
=
87.9
16.3
=
7.7
12.4
=
7.3
12.5
=
45.7
12
=
100.9
6.2
=
55.3
5.1
=
90.1
8.5
=
7.5
12
=
101.2
13.1
=
48.1
2.3
=
91
8.7
=
8
1839.9
=
97.6
5.2
=
97.6
16.7
=
45.5
11.4
=
附近的結果
7
12
=
7
12.1
=
7
12.2
=
7
12.3
=
7
12.4
=
7
12.5
=
7
12.6
=
7
12.7
=
7
12.8
=
7
12.9
=
7
13
=
7.1
12
=
7.1
12.1
=
7.1
12.2
=
7.1
12.3
=
7.1
12.4
=
7.1
12.5
=
7.1
12.6
=
7.1
12.7
=
7.1
12.8
=
7.1
12.9
=
7.1
13
=
7.2
12
=
7.2
12.1
=
7.2
12.2
=
7.2
12.3
=
7.2
12.4
=
7.2
12.5
=
7.2
12.6
=
7.2
12.7
=
7.2
12.8
=
7.2
12.9
=
7.2
13
=
7.3
12
=
7.3
12.1
=
7.3
12.2
=
7.3
12.3
=
7.3
12.4
=
7.3
12.5
=
7.3
12.6
=
7.3
12.7
=
7.3
12.8
=
7.3
12.9
=
7.3
13
=
7.4
12
=
7.4
12.1
=
7.4
12.2
=
7.4
12.3
=
7.4
12.4
=
7.4
12.5
=
7.4
12.6
=
7.4
12.7
=
7.4
12.8
=
7.4
12.9
=
7.4
13
=
7.5
12
=
7.5
12.1
=
7.5
12.2
=
7.5
12.3
=
7.5
12.4
=
7.5
12.5
=
7.5
12.6
=
7.5
12.7
=
7.5
12.8
=
7.5
12.9
=
7.5
13
=
7.6
12
=
7.6
12.1
=
7.6
12.2
=
7.6
12.3
=
7.6
12.4
=
7.6
12.5
=
7.6
12.6
=
7.6
12.7
=
7.6
12.8
=
7.6
12.9
=
7.6
13
=
7.7
12
=
7.7
12.1
=
7.7
12.2
=
7.7
12.3
=
7.7
12.4
=
7.7
12.5
=
7.7
12.6
=
7.7
12.7
=
7.7
12.8
=
7.7
12.9
=
7.7
13
=
7.8
12
=
7.8
12.1
=
7.8
12.2
=
7.8
12.3
=
7.8
12.4
=
7.8
12.5
=
7.8
12.6
=
7.8
12.7
=
7.8
12.8
=
7.8
12.9
=
7.8
13
=
7.9
12
=
7.9
12.1
=
7.9
12.2
=
7.9
12.3
=
7.9
12.4
=
7.9
12.5
=
7.9
12.6
=
7.9
12.7
=
7.9
12.8
=
7.9
12.9
=
7.9
13
=
8
12
=
8
12.1
=
8
12.2
=
8
12.3
=
8
12.4
=
8
12.5
=
8
12.6
=
8
12.7
=
8
12.8
=
8
12.9
=
8
13
=