Quadratic: y = - x2 - 4x - 1 Step 1: Identify the coefficients a = ? b = ? C = ? a = 1. b = 4, and c = 1 a = -1. b = -4, and c = 1 a = 1. b = -4. and C = -1 a = - 1. b = -4. and C = -1