Identify coefficients: Identify the coefficients of the quadratic equation.The quadratic equation is in the form as2+bs+c=0. For the equation s2−9s+3=0, the coefficients are:a = 1b = −9c = 3
Calculate discriminant: Calculate the discriminant using the formula D=b2−4ac. Substitute the identified values into the discriminant formula: D=(−9)2−4×1×3
Perform calculations: Perform the calculations to find the value of the discriminant.D=81−4×3D=81−12D=69