Chapter+2A+Period+1

= Chapter 2: Circular Functions Combinations = Worksheets Answer key In problem number 4 you need to find the y-coordinate as well as the x-coordinate. To find the y-coordinate use y=r sin(wt).
 * 1) 1 should ask you to solve for the cos(t)

Videos

Using Cos Squared media type="file" key="Using Cos squared.m4v" width="300" height="300"

= = Circular Motion media type="file" key="Circular Motion.m4v" width="456" height="456" In the beginning of the video when she explains how to find theta initial, she plugs in a negative two for x. The x value in the ordered pair is zero. She still has the correct answer for theta initial, she just plug in the wrong value for x.

Finding the Inverse and Exact Values media type="file" key="Finding the Inverse and Exact Values.m4v" width="300" height="300"