Algebra
Quadratics

Completing the square

  1. Solving Quadratic Equations by Square Roots
  2. Example: Solving simple quadratic
  3. Solving quadratics by taking the square root
  4. Solving Quadratic Equations by Completing the Square
  5. Completing the square (old school)
  6. Example: Completing perfect square trinomials
  7. Example 1: Completing the square
  8. Example 2: Completing the square
  9. Example 3: Completing the square
  10. Example 4: Completing the square
  11. Example 5: Completing the square
  12. Completing the square 1
  13. Completing the square 2

Completing the square 1 Find the roots of a quadratic equation by completing the square. Can also be solved by factoring.