Lesson Playlist: Discriminants of Quadratics Mathematics

03:09
Determining the Type of the Roots of a Quadratic Equation

05:00
Finding the Value of an Unknown and the Roots of a Quadratic Equation given That Its Roots Are Equal

03:22
Finding the Interval to Which a Variable in a Quadratic Equation Belongs given the Type of Its Roots

03:33
Using the Sign of the Discriminant to Determine the Number of Complex Roots of a Quadratic Equation

03:09
Using the Sign of the Discriminant to Determine the Number of Complex Roots of a Quadratic Equation

04:19
Finding an Unknown in a Quadratic Equation Given That Its Roots Are Equal

04:29
Determining Whether the Roots of a Given Quadratic Equation Are Always Rational

04:02
Using the Sign of the Discriminant to Determine the Number of Times a Quadratic Crosses the 𝒙Axis

03:05
Determining Weather the Roots of a Quadratic Equation Are Rational or Irrational