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!
90.2
7.4
=
2.9412258739999E+14
历史上次计算结果
90.2
7.4
=
16.5
8.1
=
47.9
8.6
=
7.5
16.4
=
6.6
12.4
=
33
10.8
=
44.4
7.7
=
46.1
9.2
=
70.3
6
=
98
6.3
=
1.9
7.7
=
26.8
4
=
47.4
11.4
=
52.3
5
=
71.4
14.7
=
100.4
4.8
=
74.1
8.6
=
15.1
20.7
=
75.7
20.2
=
18.8
10.9
=
96.4
7.8
=
24.4
4.3
=
83.7
1.6
=
15.6
3.1
=
91.4
7
=
10.6
17.4
=
74.9
12.2
=
64
18.9
=
28.2
7.4
=
15.6
0.2
=
附近的結果
90
7
=
90
7.1
=
90
7.2
=
90
7.3
=
90
7.4
=
90
7.5
=
90
7.6
=
90
7.7
=
90
7.8
=
90
7.9
=
90
8
=
90.1
7
=
90.1
7.1
=
90.1
7.2
=
90.1
7.3
=
90.1
7.4
=
90.1
7.5
=
90.1
7.6
=
90.1
7.7
=
90.1
7.8
=
90.1
7.9
=
90.1
8
=
90.2
7
=
90.2
7.1
=
90.2
7.2
=
90.2
7.3
=
90.2
7.4
=
90.2
7.5
=
90.2
7.6
=
90.2
7.7
=
90.2
7.8
=
90.2
7.9
=
90.2
8
=
90.3
7
=
90.3
7.1
=
90.3
7.2
=
90.3
7.3
=
90.3
7.4
=
90.3
7.5
=
90.3
7.6
=
90.3
7.7
=
90.3
7.8
=
90.3
7.9
=
90.3
8
=
90.4
7
=
90.4
7.1
=
90.4
7.2
=
90.4
7.3
=
90.4
7.4
=
90.4
7.5
=
90.4
7.6
=
90.4
7.7
=
90.4
7.8
=
90.4
7.9
=
90.4
8
=
90.5
7
=
90.5
7.1
=
90.5
7.2
=
90.5
7.3
=
90.5
7.4
=
90.5
7.5
=
90.5
7.6
=
90.5
7.7
=
90.5
7.8
=
90.5
7.9
=
90.5
8
=
90.6
7
=
90.6
7.1
=
90.6
7.2
=
90.6
7.3
=
90.6
7.4
=
90.6
7.5
=
90.6
7.6
=
90.6
7.7
=
90.6
7.8
=
90.6
7.9
=
90.6
8
=
90.7
7
=
90.7
7.1
=
90.7
7.2
=
90.7
7.3
=
90.7
7.4
=
90.7
7.5
=
90.7
7.6
=
90.7
7.7
=
90.7
7.8
=
90.7
7.9
=
90.7
8
=
90.8
7
=
90.8
7.1
=
90.8
7.2
=
90.8
7.3
=
90.8
7.4
=
90.8
7.5
=
90.8
7.6
=
90.8
7.7
=
90.8
7.8
=
90.8
7.9
=
90.8
8
=
90.9
7
=
90.9
7.1
=
90.9
7.2
=
90.9
7.3
=
90.9
7.4
=
90.9
7.5
=
90.9
7.6
=
90.9
7.7
=
90.9
7.8
=
90.9
7.9
=
90.9
8
=
91
7
=
91
7.1
=
91
7.2
=
91
7.3
=
91
7.4
=
91
7.5
=
91
7.6
=
91
7.7
=
91
7.8
=
91
7.9
=
91
8
=