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!
74.2
12
=
2.7851389271515E+22
历史上次计算结果
74.2
12
=
8
17.2
=
30.9
9.3
=
3.8
5.1
=
31.1
9.5
=
42.6
11.7
=
73.1
16.3
=
18
6.1
=
135.7
14.7
=
42.1
8.3
=
10.3
2.8
=
145.5
14.6
=
1.3
7.4
=
25.2
10.6
=
132.7
13.3
=
29.1
10.4
=
27.6
11.9
=
39.2
16.7
=
83.7
5.5
=
66.2
14.9
=
66.2
15
=
91.4
8.3
=
5.8
8.4
=
83.7
2.3
=
101.4
4.4
=
87.7
14.8
=
101.8
4.9
=
77.8
1.7
=
23.2
3.8
=
89.5
10.7
=
附近的結果
74
12
=
74
12.1
=
74
12.2
=
74
12.3
=
74
12.4
=
74
12.5
=
74
12.6
=
74
12.7
=
74
12.8
=
74
12.9
=
74
13
=
74.1
12
=
74.1
12.1
=
74.1
12.2
=
74.1
12.3
=
74.1
12.4
=
74.1
12.5
=
74.1
12.6
=
74.1
12.7
=
74.1
12.8
=
74.1
12.9
=
74.1
13
=
74.2
12
=
74.2
12.1
=
74.2
12.2
=
74.2
12.3
=
74.2
12.4
=
74.2
12.5
=
74.2
12.6
=
74.2
12.7
=
74.2
12.8
=
74.2
12.9
=
74.2
13
=
74.3
12
=
74.3
12.1
=
74.3
12.2
=
74.3
12.3
=
74.3
12.4
=
74.3
12.5
=
74.3
12.6
=
74.3
12.7
=
74.3
12.8
=
74.3
12.9
=
74.3
13
=
74.4
12
=
74.4
12.1
=
74.4
12.2
=
74.4
12.3
=
74.4
12.4
=
74.4
12.5
=
74.4
12.6
=
74.4
12.7
=
74.4
12.8
=
74.4
12.9
=
74.4
13
=
74.5
12
=
74.5
12.1
=
74.5
12.2
=
74.5
12.3
=
74.5
12.4
=
74.5
12.5
=
74.5
12.6
=
74.5
12.7
=
74.5
12.8
=
74.5
12.9
=
74.5
13
=
74.6
12
=
74.6
12.1
=
74.6
12.2
=
74.6
12.3
=
74.6
12.4
=
74.6
12.5
=
74.6
12.6
=
74.6
12.7
=
74.6
12.8
=
74.6
12.9
=
74.6
13
=
74.7
12
=
74.7
12.1
=
74.7
12.2
=
74.7
12.3
=
74.7
12.4
=
74.7
12.5
=
74.7
12.6
=
74.7
12.7
=
74.7
12.8
=
74.7
12.9
=
74.7
13
=
74.8
12
=
74.8
12.1
=
74.8
12.2
=
74.8
12.3
=
74.8
12.4
=
74.8
12.5
=
74.8
12.6
=
74.8
12.7
=
74.8
12.8
=
74.8
12.9
=
74.8
13
=
74.9
12
=
74.9
12.1
=
74.9
12.2
=
74.9
12.3
=
74.9
12.4
=
74.9
12.5
=
74.9
12.6
=
74.9
12.7
=
74.9
12.8
=
74.9
12.9
=
74.9
13
=
75
12
=
75
12.1
=
75
12.2
=
75
12.3
=
75
12.4
=
75
12.5
=
75
12.6
=
75
12.7
=
75
12.8
=
75
12.9
=
75
13
=