化简log(1/a)b+log(a)b

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/25 00:10:19
化简log(1/a)b+log(a)b
x){3t CD$m H$/Y>m]tO?Ĩ@mNz~D6I$bru

化简log(1/a)b+log(a)b
化简log(1/a)b+log(a)b

化简log(1/a)b+log(a)b
换底公式
原式=lgb/lg(1/a)+lgb/lga
=lgb/lg(a^-1)+lgb/lga
=lgb/(-lga)+lgb/lga
=-lgb/lga+lgb/lga
=0

log(1/a)b+log(a)b
=-log(a)b+log(a)b
=0