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!
74.8
8.9
=
4.7612854695898E+16
历史上次计算结果
74.8
8.9
=
68.5
8
=
63.2
9.3
=
9
20
=
99.3
2
=
43.7
4.3
=
45.4
250.9
=
40.2
6.9
=
63.1
14.9
=
63.6
14.5
=
86.7
16.2
=
103
11.7
=
28.3
13.9
=
10.2
11.9
=
4.5
16.2
=
18
2.8
=
46.1
16.5
=
63.5
10.4
=
132.5
12.7
=
26.5
5.6
=
62.6
13
=
26.7
5.1
=
85.5
14.4
=
63.1
9.7
=
46.2
5.8
=
103.7
12.7
=
70.7
8.4
=
102.7
16.8
=
14.5
16.7
=
33.2
7.8
=
附近的結果
74
8
=
74
8.1
=
74
8.2
=
74
8.3
=
74
8.4
=
74
8.5
=
74
8.6
=
74
8.7
=
74
8.8
=
74
8.9
=
74
9
=
74.1
8
=
74.1
8.1
=
74.1
8.2
=
74.1
8.3
=
74.1
8.4
=
74.1
8.5
=
74.1
8.6
=
74.1
8.7
=
74.1
8.8
=
74.1
8.9
=
74.1
9
=
74.2
8
=
74.2
8.1
=
74.2
8.2
=
74.2
8.3
=
74.2
8.4
=
74.2
8.5
=
74.2
8.6
=
74.2
8.7
=
74.2
8.8
=
74.2
8.9
=
74.2
9
=
74.3
8
=
74.3
8.1
=
74.3
8.2
=
74.3
8.3
=
74.3
8.4
=
74.3
8.5
=
74.3
8.6
=
74.3
8.7
=
74.3
8.8
=
74.3
8.9
=
74.3
9
=
74.4
8
=
74.4
8.1
=
74.4
8.2
=
74.4
8.3
=
74.4
8.4
=
74.4
8.5
=
74.4
8.6
=
74.4
8.7
=
74.4
8.8
=
74.4
8.9
=
74.4
9
=
74.5
8
=
74.5
8.1
=
74.5
8.2
=
74.5
8.3
=
74.5
8.4
=
74.5
8.5
=
74.5
8.6
=
74.5
8.7
=
74.5
8.8
=
74.5
8.9
=
74.5
9
=
74.6
8
=
74.6
8.1
=
74.6
8.2
=
74.6
8.3
=
74.6
8.4
=
74.6
8.5
=
74.6
8.6
=
74.6
8.7
=
74.6
8.8
=
74.6
8.9
=
74.6
9
=
74.7
8
=
74.7
8.1
=
74.7
8.2
=
74.7
8.3
=
74.7
8.4
=
74.7
8.5
=
74.7
8.6
=
74.7
8.7
=
74.7
8.8
=
74.7
8.9
=
74.7
9
=
74.8
8
=
74.8
8.1
=
74.8
8.2
=
74.8
8.3
=
74.8
8.4
=
74.8
8.5
=
74.8
8.6
=
74.8
8.7
=
74.8
8.8
=
74.8
8.9
=
74.8
9
=
74.9
8
=
74.9
8.1
=
74.9
8.2
=
74.9
8.3
=
74.9
8.4
=
74.9
8.5
=
74.9
8.6
=
74.9
8.7
=
74.9
8.8
=
74.9
8.9
=
74.9
9
=
75
8
=
75
8.1
=
75
8.2
=
75
8.3
=
75
8.4
=
75
8.5
=
75
8.6
=
75
8.7
=
75
8.8
=
75
8.9
=
75
9
=