Step 2 :
The equation is .
Compare with the general equation .
and A,C are having unlike signs.
The graph of the equation represents hyperbola.
Solution :
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d9b7008c066b7bbc4aade8ba884c678f.png\")
. . ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d9b7008c066b7bbc4aade8ba884c678f.png\")
with the general equation ![\"image\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=935f5a04ab9ce59fc51f138b8fa2ef33.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=405a506575731d85d7f2d02cc07c404d.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=23ba1d34442bb0f1be7949301f6dce7c.png\")
and A,C are having unlike signs.