Factoring 15b - Difference of 2 Squares part 2
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Part of video series
Meets NCTM Standards:
Lesson Description:
Covers more involved factoring of difference of 2 squares.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- How do you factor the difference of two squares?
- What is the formula for factoring the difference of squares?
- How do you factor (2x + 1)^2 - 25?
- How do you know if you are done factoring?
- What is the first step when you factor a polynomial?
- How can you factor 16 - (x - 5)^2 using the difference of two squares formula?
- Why is (x - 1)(9 - x) the same as -(x - 1)(x - 9)?
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Staff Review
This lesson goes into a bit more depth than the previous lesson in showing factoring a difference of squares. The examples in this lesson really help solidify the concepts of factoring. In these complex problems, two different methods are shown -- the difference of squares method is clearly easier.
