Trigonometry and precalculus
Polynomial and rational functions

Factoring quadratics

  1. Factoring quadratic expressions
  2. Examples: Factoring simple quadratics
  3. Factoring polynomials 1
  4. Example 1: Solving a quadratic equation by factoring
  5. Example 2: Solving a quadratic equation by factoring
  6. Solving quadratics by factoring
  7. Example 1: Factoring trinomials with a common factor
  8. Factoring polynomials 2
  9. Solving quadratics by factoring 2
  10. Factoring Special Products
  11. Example 1: Factoring difference of squares
  12. Example 2: Factoring difference of squares
  13. Factoring difference of squares 1
  14. Factoring difference of squares 2
  15. Factoring difference of squares 3
  16. Example 5: Factoring by grouping
  17. Example 6: Factoring by grouping
  18. Factoring polynomials by grouping

Solving quadratics by factoring Factor quadratics to find the x-intercepts. Solve a polynomial by factoring.