The function is .
(Apply formula: )
In the above function exponential is in denominator, So the exponential is decay.
The function represents exponential decay.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=174b7f60a5afef8352a106434db77afe.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c4a61752e72cbb82979cc064e25b6d6c.png\")
(Apply formula: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2e5444b550857b6f7c1d2d513aceca2e.png\")
)![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5020711dd56ce2818a9b85cd0f9ba77b.png\")
is in denominator, So the exponential is decay. ![\"\"](\"/userfiles/image/steps_images/solution.JPG\")