Observe the graph:
The graph is of the line .
Find the polar form of this equation, replace with .
.
The graph has a rectangular equation and a polar equation .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a0901dca26b1261a05f9a996e015f6a9.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b1f02a70f7489dd3b8742e9e1c94d6d0.png\")
with ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=734aef85738f857c87c30eb17bf0ffa5.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=babb7625b7550ba78c50879ea3e58fa4.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=32bf7148d4ad82244eb2e9140bdf0a5f.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c576b90f0551eff72902d0df4078e758.png\")
.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a0901dca26b1261a05f9a996e015f6a9.png\")
and a polar equation ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c576b90f0551eff72902d0df4078e758.png\")
.![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
and a polar equation .