Log(9x) 27 = 1/log(3) x
X>0 3/(log(3)x+2)-1/log(3)x=0 (3log(3)x-log(3)x-2)/log(30x(log(3)x+2)=0 2(log(30x-1)/log(3)x(log(30x+2)=0 log(30x=a 2(a-1)/a(a+2)=0 a=1 ⇒log(3)x=1⇒x=3