L&E, 2ADV E1 2008 HSC 7a Solve (3 marks) --- 6 WORK AREA LINES (style=lined) --- Show Answers Only Show Worked Solution IMPORTANT: Students should recognise this equation as a quadratic, and the best responses substituted with a variable such as . MARKER’S COMMENT: Many responses incorrectly stated that there is no solution to or could not find given .