The given trigonometric function .
(Use calculator) \ \
(Nearest ten-thousandth)
Rounded to the nearest ten-thousandth, . \ \
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f46c1c588d7a3bc77d2cd62eddef49d7.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=df6b291b36f0b1e429b16f3c7f29662a.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=833908ba82f1cc19a2c328ddf1831a90.png\")
(Use calculator) \ \
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9f2b31432f9df68cbd3568c74585cc62.png\")
(Nearest ten-thousandth) ![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1d1b16e91b13659ef06948a24cf97128.png\")
. \ \