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!
71.2
7.8
=
2.8141286676071E+14
历史上次计算结果
71.2
7.8
=
94
2.1
=
33.9
7
=
83
6
=
94.8
2.9
=
52.4
16.6
=
51.2
7.5
=
102.8
12.7
=
36.1
6.9
=
68.2
9.3
=
100.5
9.8
=
44.9
2.4
=
104.3
11.8
=
69.5
7.9
=
34.6
16.6
=
51
17.5
=
51.8
17.3
=
1.5
12.4
=
51.7
17.3
=
68.7
7.2
=
89.5
6.6
=
15.4
9
=
30.2
9
=
61
11.5
=
1.4
12.3
=
30.2
8.2
=
67.5
7.7
=
145.8
14.7
=
90.9
13.7
=
72.3
16
=
附近的結果
71
7
=
71
7.1
=
71
7.2
=
71
7.3
=
71
7.4
=
71
7.5
=
71
7.6
=
71
7.7
=
71
7.8
=
71
7.9
=
71
8
=
71.1
7
=
71.1
7.1
=
71.1
7.2
=
71.1
7.3
=
71.1
7.4
=
71.1
7.5
=
71.1
7.6
=
71.1
7.7
=
71.1
7.8
=
71.1
7.9
=
71.1
8
=
71.2
7
=
71.2
7.1
=
71.2
7.2
=
71.2
7.3
=
71.2
7.4
=
71.2
7.5
=
71.2
7.6
=
71.2
7.7
=
71.2
7.8
=
71.2
7.9
=
71.2
8
=
71.3
7
=
71.3
7.1
=
71.3
7.2
=
71.3
7.3
=
71.3
7.4
=
71.3
7.5
=
71.3
7.6
=
71.3
7.7
=
71.3
7.8
=
71.3
7.9
=
71.3
8
=
71.4
7
=
71.4
7.1
=
71.4
7.2
=
71.4
7.3
=
71.4
7.4
=
71.4
7.5
=
71.4
7.6
=
71.4
7.7
=
71.4
7.8
=
71.4
7.9
=
71.4
8
=
71.5
7
=
71.5
7.1
=
71.5
7.2
=
71.5
7.3
=
71.5
7.4
=
71.5
7.5
=
71.5
7.6
=
71.5
7.7
=
71.5
7.8
=
71.5
7.9
=
71.5
8
=
71.6
7
=
71.6
7.1
=
71.6
7.2
=
71.6
7.3
=
71.6
7.4
=
71.6
7.5
=
71.6
7.6
=
71.6
7.7
=
71.6
7.8
=
71.6
7.9
=
71.6
8
=
71.7
7
=
71.7
7.1
=
71.7
7.2
=
71.7
7.3
=
71.7
7.4
=
71.7
7.5
=
71.7
7.6
=
71.7
7.7
=
71.7
7.8
=
71.7
7.9
=
71.7
8
=
71.8
7
=
71.8
7.1
=
71.8
7.2
=
71.8
7.3
=
71.8
7.4
=
71.8
7.5
=
71.8
7.6
=
71.8
7.7
=
71.8
7.8
=
71.8
7.9
=
71.8
8
=
71.9
7
=
71.9
7.1
=
71.9
7.2
=
71.9
7.3
=
71.9
7.4
=
71.9
7.5
=
71.9
7.6
=
71.9
7.7
=
71.9
7.8
=
71.9
7.9
=
71.9
8
=
72
7
=
72
7.1
=
72
7.2
=
72
7.3
=
72
7.4
=
72
7.5
=
72
7.6
=
72
7.7
=
72
7.8
=
72
7.9
=
72
8
=