已知log63=0.6131,log6x=0.3869,则x=_.

问题描述:

已知log63=0.6131,log6x=0.3869,则x=______.

log 36
=0.6131,
log x6
=0.3869

∴log6x=0.3869=1-0.6131=1-log63=log66-log63=log62,
∴x=2.
故答案为:2.