McGraw ps://www-awn.connectmath.com/alekscgi//Isl.exe/1o_u-lgNslkrTj8P3jH-1Q1HXBxM9hozY FAL connect 0 IMATH losted by ALEKS Corp. Section 1.4 Previous 11 12 13 14 15 16 17 18 19 Question 11 of 20 (1 point) Solve by using the quadratic formula. 1.4 The solution set is (Separate your answers with commas) (Express the solution set in exact simplest form.)