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!
7.8
2.7
=
256.24501612059
历史上次计算结果
7.8
2.7
=
93.6
17.1
=
96.4
8.1
=
75.4
7
=
50.1
5
=
115.8
16.4
=
105.6
12.3
=
14.9
11.3
=
114
16.5
=
103.3
10.5
=
23.7
14.9
=
14.6
2159.9
=
98.3
15.3
=
103.1
15.9
=
55
14.3
=
101.2
19.1
=
65.1
6.6
=
96.3
16.1
=
130.5
12.1
=
90.7
14.6
=
11.7
2.7
=
24.1
11.6
=
71.2
2.7
=
119
12.9
=
70.6
9.9
=
107
8.5
=
7.2
2.7
=
31.6
7.1
=
133.5
15.1
=
113.2
12.1
=
附近的結果
7
2
=
7
2.1
=
7
2.2
=
7
2.3
=
7
2.4
=
7
2.5
=
7
2.6
=
7
2.7
=
7
2.8
=
7
2.9
=
7.1
2
=
7.1
2.1
=
7.1
2.2
=
7.1
2.3
=
7.1
2.4
=
7.1
2.5
=
7.1
2.6
=
7.1
2.7
=
7.1
2.8
=
7.1
2.9
=
7.2
2
=
7.2
2.1
=
7.2
2.2
=
7.2
2.3
=
7.2
2.4
=
7.2
2.5
=
7.2
2.6
=
7.2
2.7
=
7.2
2.8
=
7.2
2.9
=
7.3
2
=
7.3
2.1
=
7.3
2.2
=
7.3
2.3
=
7.3
2.4
=
7.3
2.5
=
7.3
2.6
=
7.3
2.7
=
7.3
2.8
=
7.3
2.9
=
7.4
2
=
7.4
2.1
=
7.4
2.2
=
7.4
2.3
=
7.4
2.4
=
7.4
2.5
=
7.4
2.6
=
7.4
2.7
=
7.4
2.8
=
7.4
2.9
=
7.5
2
=
7.5
2.1
=
7.5
2.2
=
7.5
2.3
=
7.5
2.4
=
7.5
2.5
=
7.5
2.6
=
7.5
2.7
=
7.5
2.8
=
7.5
2.9
=
7.6
2
=
7.6
2.1
=
7.6
2.2
=
7.6
2.3
=
7.6
2.4
=
7.6
2.5
=
7.6
2.6
=
7.6
2.7
=
7.6
2.8
=
7.6
2.9
=
7.7
2
=
7.7
2.1
=
7.7
2.2
=
7.7
2.3
=
7.7
2.4
=
7.7
2.5
=
7.7
2.6
=
7.7
2.7
=
7.7
2.8
=
7.7
2.9
=
7.8
2
=
7.8
2.1
=
7.8
2.2
=
7.8
2.3
=
7.8
2.4
=
7.8
2.5
=
7.8
2.6
=
7.8
2.7
=
7.8
2.8
=
7.8
2.9
=
7.9
2
=
7.9
2.1
=
7.9
2.2
=
7.9
2.3
=
7.9
2.4
=
7.9
2.5
=
7.9
2.6
=
7.9
2.7
=
7.9
2.8
=
7.9
2.9
=
8
2
=
8
2.1
=
8
2.2
=
8
2.3
=
8
2.4
=
8
2.5
=
8
2.6
=
8
2.7
=
8
2.8
=
8
2.9
=