10的几次方等于5?还有就是10的几次方等于2.

网友回答

lg5,约等于0.69897
lg2,约等于0.30103
======以下答案可供参考======
供参考答案1:
lg5≈0.6989700043360188047862611052755069732318101185378914586895725389
lg2≈0.3010299956639811952137388947244930267681898814621085413104274611
lg3≈0.4771212547196624372950279032551153092001288641906958648298656403
lg7≈0.8450980400142568307122162585926361934835723963239654065036349537
供参考答案2:
1。log10 5=lg5/lg10=lg5=1-lg2=0.69897000433601880478626110527551
2。log10(2)=0.301029995
这里涉及对数