\
The function is
\
(a).
\
(U
sing property of scalar multiple:
)
\
(Substitute:
)
\
\
The solution
of
is 6
.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=98c11c5d0a642ee48376339da8f18f40.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=03882539b638287dc88e64ea7298ebdb.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0b92472ddd599db80ffb7b12af0b9e50.png\")
(Using property of scalar multiple:![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=cb9234147e57457584a03de48a00b693.png\")
) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b7fd1dd258337a9242e9452939e54218.png\")
(Substitute:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1bf5f7c099118ba270df91b7b7c1c1d7.png\")
) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b2d202faac0f2658fd141425a56f8983.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=03882539b638287dc88e64ea7298ebdb.png\")
is 6.