ÇËÈÊ Çä (log√27 - log√12) / (log3 - log√2 ) = (log125 log3) /3 æáßä ÞÈá ÇáÍá íÌÈ æÖÚ ÇÔÇÑÉ ÇáÌãÚ ãßÇä ÇáãÑÈÚ Ýí áæÛÇÑíÊã125