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!
90.8
7.9
=
2.9435959946941E+15
历史上次计算结果
90.8
7.9
=
12.1
10.4
=
19.7
13.6
=
26.2
9
=
22.3
2.5
=
15
2163.4
=
1.9
13.6
=
57.7
9.3
=
100.4
4.6
=
42.4
12.1
=
77.6
9.5
=
53.1
16.6
=
5.5
12.2
=
8.4
14.6
=
105.8
15.1
=
24.8
4
=
57
9.7
=
2.3
8.2
=
55.8
13.9
=
7.2
4.7
=
1.3
3.7
=
42.2
5.3
=
74.2
3.9
=
42.7
5.2
=
90.2
7.7
=
26.6
14
=
147.3
15.8
=
14.3
9
=
13
13.3
=
42.6
5
=
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
=