31 Videos for "completing the square"

The Midpoint and Distance Formulas in 3D  Problem 4
Math › Precalculus › Vectors and Parametric Equations
How to find the center and radius of a sphere when its equation is not in centerradius form by completing the square. 
Factoring: Special Cases Part I  Problem 4
Math › Algebra › Factoring
Determining whether a trinomial is a perfect square trinomial, and writing in a middle term to make a trinomial into a perfect square as a precurser to completing the square 
Overview of the Different Methods of Solving a Quadratic Equation  Concept
Math › Algebra 2 › Quadratic Equations and Inequalities
How to know which method to use when solving a quadratic equation. 
Transformations of a Hyperbola  Problem 2
Math › Precalculus › Conic Sections
How to find information about a hyperbola by completing the square. 
The Ellipse  Problem 4
Math › Precalculus › Conic Sections
How to find the equation of an ellipse by completing the square. 
Transformations of a Hyperbola  Problem 2
Math › Algebra 2 › Conic Sections
How to find information about a hyperbola by completing the square. 
The Ellipse  Problem 4
Math › Algebra 2 › Conic Sections
How to find the equation of an ellipse by completing the square. 
Graphing a Horizontal Parabola  Problem 1
Math › Algebra 2 › Quadratic Equations and Inequalities
How to graph a horizontal parabola by completing the square. 
Focus and Directrix of a Parabola  Problem 2
Math › Algebra 2 › Quadratic Equations and Inequalities
How to find the focus and directrix of a parabola in standard form. 
Deriving the Quadratic Formula  Concept
Math › Algebra 2 › Quadratic Equations and Inequalities
How to derive the quadratic formula by completing the square. 
Families of Polar Curves: Circles, Cardiods, and Limacon  Concept
Math › Precalculus › Polar Coordinates and Complex Numbers
How to graph the special cases of the family r = a + b cos (theta) when a or b = 0.