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!
8.4
4.9
=
33804.031809479
历史上次计算结果
8.4
4.9
=
3.5
10.8
=
111.6
12.7
=
42.1
14.2
=
90.6
8.9
=
11.9
15.2
=
158.3
16.6
=
4.3
8.1
=
81.8
9.2
=
27.6
12.2
=
53.4
13.4
=
63
12.7
=
27.4
2.9
=
12.5
3.5
=
43.3
4.6
=
29.7
2.1
=
60.5
4.6
=
25
11.4
=
43.8
2.7
=
9
4
=
45.1
3.4
=
51.3
9.2
=
51
9.3
=
56.9
3
=
97.4
9.1
=
57.6
5.4
=
27.4
13
=
3
2.9
=
132.6
14.9
=
79
6.2
=
附近的結果
8
4
=
8
4.1
=
8
4.2
=
8
4.3
=
8
4.4
=
8
4.5
=
8
4.6
=
8
4.7
=
8
4.8
=
8
4.9
=
8
5
=
8.1
4
=
8.1
4.1
=
8.1
4.2
=
8.1
4.3
=
8.1
4.4
=
8.1
4.5
=
8.1
4.6
=
8.1
4.7
=
8.1
4.8
=
8.1
4.9
=
8.1
5
=
8.2
4
=
8.2
4.1
=
8.2
4.2
=
8.2
4.3
=
8.2
4.4
=
8.2
4.5
=
8.2
4.6
=
8.2
4.7
=
8.2
4.8
=
8.2
4.9
=
8.2
5
=
8.3
4
=
8.3
4.1
=
8.3
4.2
=
8.3
4.3
=
8.3
4.4
=
8.3
4.5
=
8.3
4.6
=
8.3
4.7
=
8.3
4.8
=
8.3
4.9
=
8.3
5
=
8.4
4
=
8.4
4.1
=
8.4
4.2
=
8.4
4.3
=
8.4
4.4
=
8.4
4.5
=
8.4
4.6
=
8.4
4.7
=
8.4
4.8
=
8.4
4.9
=
8.4
5
=
8.5
4
=
8.5
4.1
=
8.5
4.2
=
8.5
4.3
=
8.5
4.4
=
8.5
4.5
=
8.5
4.6
=
8.5
4.7
=
8.5
4.8
=
8.5
4.9
=
8.5
5
=
8.6
4
=
8.6
4.1
=
8.6
4.2
=
8.6
4.3
=
8.6
4.4
=
8.6
4.5
=
8.6
4.6
=
8.6
4.7
=
8.6
4.8
=
8.6
4.9
=
8.6
5
=
8.7
4
=
8.7
4.1
=
8.7
4.2
=
8.7
4.3
=
8.7
4.4
=
8.7
4.5
=
8.7
4.6
=
8.7
4.7
=
8.7
4.8
=
8.7
4.9
=
8.7
5
=
8.8
4
=
8.8
4.1
=
8.8
4.2
=
8.8
4.3
=
8.8
4.4
=
8.8
4.5
=
8.8
4.6
=
8.8
4.7
=
8.8
4.8
=
8.8
4.9
=
8.8
5
=
8.9
4
=
8.9
4.1
=
8.9
4.2
=
8.9
4.3
=
8.9
4.4
=
8.9
4.5
=
8.9
4.6
=
8.9
4.7
=
8.9
4.8
=
8.9
4.9
=
8.9
5
=
9
4
=
9
4.1
=
9
4.2
=
9
4.3
=
9
4.4
=
9
4.5
=
9
4.6
=
9
4.7
=
9
4.8
=
9
4.9
=
9
5
=