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Northwest Missouri State University

Khan Academy Video

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Mod 5: Factoring

5.1 Introduction to factoring

5.2 Factoring trinomials of the type x2 + bx + c

5.3 Factoring trinomials of the type ax2 + bx + c

5.4 Factoring perfect-square trinomials and differences of squares

5.5 Factoring sums or differences of cubes

5.6 Factoring: A general strategy

5.7 Solving polynomial equations by factoring/5.8 applications


  • Quadratic equations
  • Principle of zero products
  • Factoring to solve equations
  • Graphing quadratice – solutions as x-intercepts
  • Applications – include Pythagorean theorem