log(1/3) 54 - log(1/2) 2
log_(1/3)54-log_(1/2)2=log_(1/3)54-(-1)= =log_(1/3)54 + 1= =log_(1/3)54 + log_(1/3)(1/3)=log_(1/3)(54*(1/3))= =log_(1/3) 18