\
The expression is
.
\
(Apply
logarithmic
formula:
)
\
The logarithmic from
is
.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1abb67bd55b7be90a068646c8040c116.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=386c542d1bd63b3f9ab0a476f6910ddb.png\")
(Apply logarithmic formula: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1b5ff0c53e16c612df0a7dd6543568c6.png\")
) ![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"plugins/fckeditor_wiris/integration/showimage.php?formula=386c542d1bd63b3f9ab0a476f6910ddb.png\")
.