Latest exam Aptitude Question SOLUTION: Express as a single logarithm. 1. logc t+logc s 2. (loga m-loga n Solve the equations. 1. log4x=log2+log(x-1) 2. log(3+x)-log(x-4)=log 2 3. log2(3x-2)-log2(x-5)=4 4.