Trig Review Part 2
5595 views
|
1
rating
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
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.
