The equation is .
Compare the equation with .
a = 1, b = 7 and c = 8. \ \
Apply quadratic formula: .
(Replace a with 1, b with 7, and c with 8)
.
The solutions are .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9a7e19102ba85bccd3267d893d1c1ae3.png\")
.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3ff6b57b5cabd0076d1296a57af93284.png\")
.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=922db307fe6c776cdd2be45d64181658.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b7deaf4be5c095d39e52b114b6b42598.png\")
(Replace a with 1, b with 7, and c with 8) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ae49313bc07ebd8f7c720c5787b8287a.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f25d4881baf7b612c8b592915b16c16a.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=28be5b83fb73719319df3f9b463fc216.png\")
.