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!
84.7
7.9
=
1.6993347623063E+15
历史上次计算结果
84.7
7.9
=
65.9
6.7
=
70.1
14.7
=
9
15.9
=
2.2
16
=
50.2
2.6
=
113
16.5
=
104.4
13.3
=
49.8
16.3
=
72.3
7.7
=
99.9
14
=
12.9
6.3
=
104.4
13.4
=
38.4
2.4
=
68.5
10
=
72.1
7.3
=
161.9
16.2
=
99.9
7.9
=
66.8
1.9
=
129.8
15.6
=
34.6
15.3
=
129.1
15.7
=
146
14.1
=
6.4
19.6
=
91.3
13.8
=
3.6
5.2
=
29.1
5
=
49.8
13.1
=
91.2
13.5
=
52.7
9.6
=
附近的結果
84
7
=
84
7.1
=
84
7.2
=
84
7.3
=
84
7.4
=
84
7.5
=
84
7.6
=
84
7.7
=
84
7.8
=
84
7.9
=
84
8
=
84.1
7
=
84.1
7.1
=
84.1
7.2
=
84.1
7.3
=
84.1
7.4
=
84.1
7.5
=
84.1
7.6
=
84.1
7.7
=
84.1
7.8
=
84.1
7.9
=
84.1
8
=
84.2
7
=
84.2
7.1
=
84.2
7.2
=
84.2
7.3
=
84.2
7.4
=
84.2
7.5
=
84.2
7.6
=
84.2
7.7
=
84.2
7.8
=
84.2
7.9
=
84.2
8
=
84.3
7
=
84.3
7.1
=
84.3
7.2
=
84.3
7.3
=
84.3
7.4
=
84.3
7.5
=
84.3
7.6
=
84.3
7.7
=
84.3
7.8
=
84.3
7.9
=
84.3
8
=
84.4
7
=
84.4
7.1
=
84.4
7.2
=
84.4
7.3
=
84.4
7.4
=
84.4
7.5
=
84.4
7.6
=
84.4
7.7
=
84.4
7.8
=
84.4
7.9
=
84.4
8
=
84.5
7
=
84.5
7.1
=
84.5
7.2
=
84.5
7.3
=
84.5
7.4
=
84.5
7.5
=
84.5
7.6
=
84.5
7.7
=
84.5
7.8
=
84.5
7.9
=
84.5
8
=
84.6
7
=
84.6
7.1
=
84.6
7.2
=
84.6
7.3
=
84.6
7.4
=
84.6
7.5
=
84.6
7.6
=
84.6
7.7
=
84.6
7.8
=
84.6
7.9
=
84.6
8
=
84.7
7
=
84.7
7.1
=
84.7
7.2
=
84.7
7.3
=
84.7
7.4
=
84.7
7.5
=
84.7
7.6
=
84.7
7.7
=
84.7
7.8
=
84.7
7.9
=
84.7
8
=
84.8
7
=
84.8
7.1
=
84.8
7.2
=
84.8
7.3
=
84.8
7.4
=
84.8
7.5
=
84.8
7.6
=
84.8
7.7
=
84.8
7.8
=
84.8
7.9
=
84.8
8
=
84.9
7
=
84.9
7.1
=
84.9
7.2
=
84.9
7.3
=
84.9
7.4
=
84.9
7.5
=
84.9
7.6
=
84.9
7.7
=
84.9
7.8
=
84.9
7.9
=
84.9
8
=
85
7
=
85
7.1
=
85
7.2
=
85
7.3
=
85
7.4
=
85
7.5
=
85
7.6
=
85
7.7
=
85
7.8
=
85
7.9
=
85
8
=