Question 47087
2lnx + 4lny -5lnz
Applying powerproperty in ln,we get
lnx^2 +lny^4-lnz^5=ln(x^2*y^4)-lnz^5 (Product property)
=ln((x^2*y^4)/z^5) (Quotient property)
Note: Please refer to the properties of logarithms.