Question

( operatorname{sig} 3left[operatorname{seg} 2left[log _{3} xright]right]=1 )
( left.log _{2} log _{3} xright]=3 )
[
begin{aligned} x &=9^{3} =& 243 end{aligned}
]

# 27. If log3 [log2 (log3 x)]=1 then x= (a) 6561 (b) 2187 (c) 729 (d) 243

Solution