若log7(log3(log2的x次))=0,则 x=?3q
问题描述:
若log7(log3(log2的x次))=0,则 x=?
3q
答
8
答
log7(log3(log2的x次))=0
log3(log2的x次)=7的0次=1
log2的x次=3的1次=3
x=2的3次=8