已知log63=0.6131,log6x=0.3869,则x=_.
问题描述:
已知log63=0.6131,log6x=0.3869,则x=______.
答
∵
=0.6131,
log
36
=0.3869,
log
x6
∴log6x=0.3869=1-0.6131=1-log63=log66-log63=log62,
∴x=2.
故答案为:2.