Rational Expressions 2 - Simplifying

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
10447 views | 2 ratings
Part of video series
Meets NCTM Standards:
Lesson Description:

Examples of simplifying algebraic rational expressions by factoring the numerator and denominator in order to cancel factors to reduce the rational expression to a simplified form.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • How do you simplify rational expressions?
  • What does it mean to simplify rational expressions?
  • How do you simplify 8x^3/6x?
  • How do you simplify (5 + 2x)/(2x + 5)?
  • How would you simplify (5 - 2x)/(2x - 5)?
  • What does (2 - 3y)/(3y - 2) equal?
  • How do you simplify (x^2 - 3x)/(2x - 6)?
  • How would you simplify (5xy - 3y)/(9 - 15x)?
  • How do you use factoring to simplify rational expressions?
  • How do you simplify (4 - n^2)/(n^2 - 3n - 10)?
  • How do you simplify (2x + 1)/(12x^2 + 4x - 1)?
  • Staff Review

    • Currently 4.0/5 Stars.
    This video shows several good examples of simplifying rational expressions. Many good concepts are discussed and some problems that are often difficult for students are shown. Factoring is used to find common factors and cancel out common factors from the numerator and denominator.
  • janets99

    • Currently 5.0/5 Stars.
    easy to understand