No, the function has no inverse function.
Because tides reach maximums and minimums daily, so is not a monotonic.
Inverse does not exist.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=17915a9e995a08422dbaa156a8d6577c.png\")
has no inverse function. ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=17915a9e995a08422dbaa156a8d6577c.png\")
is not a monotonic.![\"\"](\"/userfiles/image/steps_images/solution.JPG\")