Log4(x+2)-log4(x-2)=2-log4 8
Log 4 (x+2) - log 4 (x-2)=2-log 4 8 2=log 4 4²=log 4 16 log 4 ((x+2)/(x-2))=log 4 (16/8) (x+2)/(x-2)=16/8 (x+2)/(x-2)=2 x+2=2(x-2) x+2=2x-4 x-2x=-4-2 -x=-6 x=6