Factoring 11 - Trinomials Part 4

Factoring 11 - Trinomials Part 4
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2515 views, 1 rating - 00:10:58
Part of video series Factoring Polynomials
Taught by YourMathGal
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
This is part 4 of factoring non-basic trinomials into 2 binomials by Factoring by Grouping. Explains why using the sum and product idea works when rewriting the middle term as the sum of two terms.

  • How do you factor trinomials by grouping?
  • What is factoring by grouping?
  • Why does the shortcut or sneaky way of finding one factor of a trinomial work?
  • How do you factor 2x^2 + 7x - 15 by grouping?
  • How do you know what two terms to break up the middle term into when you factor a trinomial by grouping?
  • How do you know which terms to group when you factor a trinomial by grouping?
  • Is there a shortcut for factoring by grouping?
  • What is the trick to the easy way to factor a trinomial by grouping?
This lesson teaches a shortcut to the common method of factoring trinomials by grouping. This method works for any trinomial that factors and the steps are the same for every trinomial. This video does a great job explaining each step of this process.
  • Currently 4.0/5 Stars.
Reviewed by MathVids Staff on September 23, 2009.
 
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