Factoring 6-Basic Trinomials Part I
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Lesson Description:
This video (part 1) shows a method of factoring a basic trinomial of the form x-squared + bx + c into the product of 2 binomials using the product and sum approach.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- Is there a systematic way of factoring basic trinomials that start with x^2?
- How do you factor trinomials?
- Is there an easy way to factor trinomials with a leading coefficient of 1?
- How do you factor x^2 - 5x + 4?
- How do you factor x^2 + 5x - 36?
- How do you factor n^2 - 20n + 75?
- How do you factor x^2 - 3x - 180?
- How do you factor x^2 + x - 2?
- How can you figure out what numbers goes in parentheses when you factor a trinomial?
- How can you figure out what two numbers multiply to 4 and add to -5?
- How would you factor m^2 + 9m + 20?
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Staff Review
This lesson is a beginning tutorial on factoring basic trinomials that have a leading coefficient of 1 (they look like x^2 + 3x - 4). A systematic way of figuring out how a trinomial factors is explained.
