Book:Murray R. Spiegel/Mathematical Handbook of Formulas and Tables/Chapter 9/Quadratic Equation

Quadratic Equation $a x^2 + b x + c = 0$

 * $9.1$: Solution to Quadratic Equation
 * $9.1.1$: Solution to Quadratic Equation
 * $9.1.2$: Solution to Quadratic Equation with Real Coefficients


 * $9.2$: Relationships between Roots
 * $9.2.1$: Sum of Roots of Quadratic Equation
 * $9.2.2$: Product of Roots of Quadratic Equation