Posted by sandy on .
ln x¹³ = (ln x)² please show me how to solve this step by step
Thanks

algebra 
Reiny,
13 lnx = (lnx)^2
let lnx = y
13y = y^2
y^2  13y = 0
y(y13) = 0
y = 0 or y = 13
then lnx = 0 , but that is undefined
or
lnx = 13
x = e^13