log3 4/log9 8 =2*log3 2/[(3/2)*log3 2] =2/(3/2) =4/3 loga^b(c^d)=d/bloga(c)
log3(4)=2log3(2)log9(8)=3log9(2)=3[log3(2)]/2原式=4/3
