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CIRCULAR FUNCTIONS
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This video was done by a teacher in Victoria and explains how to do the questions in Ex 6J: Finding the equation of a circular function from its graph.
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This video was done by the same teacher and explains how to solve the questions in Ex 6C and Ex 6D using the Symmetry Properties
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Video 1 This video explains the fundamental definitions of the sine, cosine and tangent functions in the unit circle. |
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Video 2
This video explains how we get the exact values for 45 -45-90 and 30-60-90 degree triangles |
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Video 3
This video goes through how to find exact values for circular functions using multiples of pi/4 around unit circle. |
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Video 4
This video goes through how to find exact values for circular functions using multiples of pi/6 around unit circle. |
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Videos 5 and 6
These two videos explain a trick for remembering the exact values for the circular functions. |
Click on the buttons below to go to videos arranged according to subject in Circular Functions: