Express as a sum of logarithms ln 4x

Question

A ln 4x + ln x

B ln 4 - ln x
C ln 4 + ln x
D ln(4 + x)

Answer 1

(A)

 

ln(4x) + ln(x) = ln(4x²)

 

(B)

 

ln4 - ln(x) = ln(4/x)

 

(C)

 

ln4 + ln(x) = ln(4x)

 

(D)

 

This one cannot be expanded further.