How do you determine the cosine of π / 6 using the unit circle?
Evaluating the composition of sine and cosine functions
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Mathematics
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11th Grade - University
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Hard
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The video tutorial explains the concept of sine inverse, focusing on how to evaluate the sine inverse of 1/2. It uses trigonometric equations and unit circle concepts to find angles, specifically highlighting the 30-60-90 triangle. The tutorial also covers domain restrictions for inverse functions and demonstrates how to calculate the cosine of π/6 using the unit circle.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the relationship between the sine and cosine values for the angle of 30 degrees.
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