\
The limit of the function is
.
\
Simplify the function
.
\
\
\
\
.
\
\
.
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.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=77b69ff1a40791e651f157f3cd46fed2.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1c7ba641922e06ee924f7e75a98ad9d1.png\")
![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
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![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8e06843567526b04c76f00e2bc715921.png\")
.![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8e06843567526b04c76f00e2bc715921.png\")
.