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!
17.4
7
=
482886137.44362
历史上次计算结果
16.7
2161.9
=
17.4
7
=
31.4
7.7
=
104.9
8.4
=
79.5
3.5
=
99.5
8.5
=
7.2
3.8
=
5.1
3.7
=
13.9
1.3
=
102.4
8.6
=
90.5
16.2
=
13.3
1.8
=
9.8
1.1
=
87.7
10.8
=
93.7
11.9
=
104.4
8.1
=
17.8
7.9
=
99.4
8.7
=
106.3
12.2
=
47.7
3.4
=
7.5
3.4
=
39.2
13.2
=
9.2
1
=
56.4
5.6
=
9.4
1.9
=
97
15.6
=
9.4
4.7
=
80.8
13.2
=
47.4
3.3
=
17.2
7.6
=
附近的結果
17
7
=
17
7.1
=
17
7.2
=
17
7.3
=
17
7.4
=
17
7.5
=
17
7.6
=
17
7.7
=
17
7.8
=
17
7.9
=
17
8
=
17.1
7
=
17.1
7.1
=
17.1
7.2
=
17.1
7.3
=
17.1
7.4
=
17.1
7.5
=
17.1
7.6
=
17.1
7.7
=
17.1
7.8
=
17.1
7.9
=
17.1
8
=
17.2
7
=
17.2
7.1
=
17.2
7.2
=
17.2
7.3
=
17.2
7.4
=
17.2
7.5
=
17.2
7.6
=
17.2
7.7
=
17.2
7.8
=
17.2
7.9
=
17.2
8
=
17.3
7
=
17.3
7.1
=
17.3
7.2
=
17.3
7.3
=
17.3
7.4
=
17.3
7.5
=
17.3
7.6
=
17.3
7.7
=
17.3
7.8
=
17.3
7.9
=
17.3
8
=
17.4
7
=
17.4
7.1
=
17.4
7.2
=
17.4
7.3
=
17.4
7.4
=
17.4
7.5
=
17.4
7.6
=
17.4
7.7
=
17.4
7.8
=
17.4
7.9
=
17.4
8
=
17.5
7
=
17.5
7.1
=
17.5
7.2
=
17.5
7.3
=
17.5
7.4
=
17.5
7.5
=
17.5
7.6
=
17.5
7.7
=
17.5
7.8
=
17.5
7.9
=
17.5
8
=
17.6
7
=
17.6
7.1
=
17.6
7.2
=
17.6
7.3
=
17.6
7.4
=
17.6
7.5
=
17.6
7.6
=
17.6
7.7
=
17.6
7.8
=
17.6
7.9
=
17.6
8
=
17.7
7
=
17.7
7.1
=
17.7
7.2
=
17.7
7.3
=
17.7
7.4
=
17.7
7.5
=
17.7
7.6
=
17.7
7.7
=
17.7
7.8
=
17.7
7.9
=
17.7
8
=
17.8
7
=
17.8
7.1
=
17.8
7.2
=
17.8
7.3
=
17.8
7.4
=
17.8
7.5
=
17.8
7.6
=
17.8
7.7
=
17.8
7.8
=
17.8
7.9
=
17.8
8
=
17.9
7
=
17.9
7.1
=
17.9
7.2
=
17.9
7.3
=
17.9
7.4
=
17.9
7.5
=
17.9
7.6
=
17.9
7.7
=
17.9
7.8
=
17.9
7.9
=
17.9
8
=