Only one of the following statments is true for all values o

Only one of the following statments is true for all values of X and y.

A. ln(x^3)=(ln(x))^3

B. ln(x/y) = ln(x)/ln(y)

C. ln(e^3x)=3x

D. ln(x+y) = ln(x)+ ln(y)

E. log(x^3) =3

Solution

c. ln e^3x= 3x ln e

and ln e=1

Therefore

3 ln e= 3*1=3

Hence the correct option is c.