![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
(a)
\The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0d67739830bef95e9a32189ea5ca0c59.png\")
.
Use the triangle method to draw the resultant vector.
\![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
(b)
\The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=04128e4b8805b095301a23c0ee6355d6.png\")
.
![\"\"](\"/userfiles/50-822-5b.gif\")
![\"\"](\"/userfiles/image/steps_images/step3.JPG\")
(c)
\The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a50abd7b72d2f1000f98798050fb6ef4.png\")
.
![\"\"](\"/userfiles/image/steps_images/step4.JPG\")
(d)
\The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b8759c98a337fd38d1dfe0b6fb3e5c91.png\")
.
![\"\"](\"/userfiles/50-822-5d.gif\")
![\"\"](\"/userfiles/image/steps_images/step5.JPG\")
(e)
\The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3c05a8484b3af7ee90e4854ec3d9ff45.png\")
.
![\"\"](\"/userfiles/50-822-5e.gif\")
![\"\"](\"/userfiles/image/steps_images/step6.JPG\")
(f)
\The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a37b62e676f9714eb66dca39e3333284.png\")
.
![\"\"](\"/userfiles/50-822-5f.gif\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
(a)
\The expression is .
(b)
\The expression is .
(c)
\The expression is .
(d)
\The expression is .
(e)
\The expression is .
(f)
\The expression is .
.