The expression is
(Replace k with 0.25 in original expression)
(Multiply: )
The value of the expression is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a90e6dca2e7b07c3f74b790c9c2a4efe.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=55ce9f24f5004b2249e1ef3ff7c8cc87.png\")
(Replace k with 0.25 in original expression)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=51946e173f74ad05267a3d94404ba76f.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d95820a5eb3428d53b115264883f9a99.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=51946e173f74ad05267a3d94404ba76f.png\")
.