discriminant   3 videos

• 

  The Discriminant

  Algebra Quadratic Equations and Functions

  How to calculate and interpret the discriminant of a quadratic equation.

  discriminant x intercepts number of solutions
• 

  The Discriminant of a Quadratic Equation

  Algebra 2 Quadratic Equations and Inequalities

  How to use the discriminant to know the number and type of solutions to a quadratic.

  discriminant type of solution number of solutions type of roots number of roots
• 

  Graphing Quadratic Equations

  Algebra Quadratic Equations and Functions

  How to graph a quadratic equation by hand.

  x intercepts y intercepts vertex axis of symmetry discriminant substitute