List the roots of the parabola y x 4x 29 In other words list the solutions of the equation 0 2 4x 29 Step 1 Identify the parameters A B and C A 1 B 4 C 29 Step 2 Compute the discriminant B 4AC the value of the discriminant is so we know that there will be no real solutions Step 3 Compute the other pieces of the quadratic formula What is B What is 24 Step 4 Finish computing the quadratic formula to get the root s B B 4AC 2A Note Your answers must be in exact form do not give their decimal values x B B2 4 2A