Learn how to evaluate the composition of a function and inverse function
Interactive Video
•
Mathematics
•
11th Grade - University
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video tutorial explains how to determine the angle that gives a cosine of 1/2, focusing on the first quadrant where cosine is positive. It then calculates the sine of 2 times pi over 3, identifying its position in the second quadrant and analyzing the coordinate points, emphasizing the negative x-coordinate and the positive y-coordinate for sine.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the sine value of 2 pi over 3?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What does sine represent in terms of coordinates?
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