1. We discuss how to build a Lab Gear rectangle when parts of the side or length are negative. There are several ways, including blocks and the generic rectangle.

    # vimeo.com/76158548 Uploaded 24 Plays 0 Comments
  2. See how to build 2*x + 5 and 2(x+5) using Lab Gear. #11 from 1.9 in our Algebra Book

    Also see how we used the Lab Gear to substitute 1 for x in #12a.

    # vimeo.com/76157811 Uploaded 6 Plays 0 Comments
  3. Solutions to Slope Angles (p. 10, 11) #4, 5 and diagrams for #2, 3

    # vimeo.com/76090539 Uploaded 24 Plays 0 Comments
  4. A very basic intro to simplifying trigonometric identities.

    # vimeo.com/70970811 Uploaded 44 Plays 0 Comments
  5. An example of how to graph a rational function using intercepts, asymptotes and short-run behavior around asymptotes.

    # vimeo.com/70070001 Uploaded 24 Plays 0 Comments

Math Department @ Urban

Urban School of San Francisco PRO

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