Trig Review Part 2

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
5595 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

Determining if the tan(4) is positive or negative; Graphing y = -2sin(x), and stating amplitude. Solutions to a Review for a Trigonometry Test for a class. . See pdf on that site under Trig, special videos.

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

Questions answered by this video:
  • How can you determine if tan(4) is positive or negative?
  • How can you estimate how far along the unit circle 4 is?
  • How do you graph y = -2*sin(x)?
  • How do you find the period and amplitude of a trig function like y = -2*sin(x)?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson helps you visualize where a number like 4 is on the unit circle and whether the value of tan 4 would be positive or negative. Also reviewed is the graph of -2*sin(x) and how to find its amplitude and period.