log3 2=m 试用m表示log32 18

来源：学生作业学帮网编辑：学帮网时间：2024/05/29 09:16:44

log32 18
=(log3 18)/(log3 32)
=(log3 2×3²)/(log3 2^5)
=(2+log3 2)/(5log3 2)
=(2+m)/(5m)