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!
87.4
7.7
=
8.9050842224208E+14
历史上次计算结果
87.4
7.7
=
44
14.5
=
106.7
10
=
6.4
20
=
75.1
9.6
=
112.4
15
=
92.1
4.8
=
44.8
2.6
=
57.5
10.4
=
90
4.5
=
47
15.7
=
63.6
9.6
=
46.3
9.2
=
24.1
9.3
=
13.5
14.2
=
63.6
9.8
=
89.6
7.1
=
7.4
1839
=
13.8
14.2
=
14.2
13.9
=
97
7.7
=
71
6.6
=
60.2
11.2
=
44
2.6
=
13.5
9
=
169.1
15.9
=
10.2
8.9
=
95.2
17.2
=
88
7.6
=
69.1
6.8
=
附近的結果
87
7
=
87
7.1
=
87
7.2
=
87
7.3
=
87
7.4
=
87
7.5
=
87
7.6
=
87
7.7
=
87
7.8
=
87
7.9
=
87
8
=
87.1
7
=
87.1
7.1
=
87.1
7.2
=
87.1
7.3
=
87.1
7.4
=
87.1
7.5
=
87.1
7.6
=
87.1
7.7
=
87.1
7.8
=
87.1
7.9
=
87.1
8
=
87.2
7
=
87.2
7.1
=
87.2
7.2
=
87.2
7.3
=
87.2
7.4
=
87.2
7.5
=
87.2
7.6
=
87.2
7.7
=
87.2
7.8
=
87.2
7.9
=
87.2
8
=
87.3
7
=
87.3
7.1
=
87.3
7.2
=
87.3
7.3
=
87.3
7.4
=
87.3
7.5
=
87.3
7.6
=
87.3
7.7
=
87.3
7.8
=
87.3
7.9
=
87.3
8
=
87.4
7
=
87.4
7.1
=
87.4
7.2
=
87.4
7.3
=
87.4
7.4
=
87.4
7.5
=
87.4
7.6
=
87.4
7.7
=
87.4
7.8
=
87.4
7.9
=
87.4
8
=
87.5
7
=
87.5
7.1
=
87.5
7.2
=
87.5
7.3
=
87.5
7.4
=
87.5
7.5
=
87.5
7.6
=
87.5
7.7
=
87.5
7.8
=
87.5
7.9
=
87.5
8
=
87.6
7
=
87.6
7.1
=
87.6
7.2
=
87.6
7.3
=
87.6
7.4
=
87.6
7.5
=
87.6
7.6
=
87.6
7.7
=
87.6
7.8
=
87.6
7.9
=
87.6
8
=
87.7
7
=
87.7
7.1
=
87.7
7.2
=
87.7
7.3
=
87.7
7.4
=
87.7
7.5
=
87.7
7.6
=
87.7
7.7
=
87.7
7.8
=
87.7
7.9
=
87.7
8
=
87.8
7
=
87.8
7.1
=
87.8
7.2
=
87.8
7.3
=
87.8
7.4
=
87.8
7.5
=
87.8
7.6
=
87.8
7.7
=
87.8
7.8
=
87.8
7.9
=
87.8
8
=
87.9
7
=
87.9
7.1
=
87.9
7.2
=
87.9
7.3
=
87.9
7.4
=
87.9
7.5
=
87.9
7.6
=
87.9
7.7
=
87.9
7.8
=
87.9
7.9
=
87.9
8
=
88
7
=
88
7.1
=
88
7.2
=
88
7.3
=
88
7.4
=
88
7.5
=
88
7.6
=
88
7.7
=
88
7.8
=
88
7.9
=
88
8
=