How does the graph of the cosine function relate to its domain?
Evaluating Inverse Trigonometric 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 problem of evaluating the inverse cosine of 2. It highlights that the cosine function's range is between 0 and π, and its domain is between -1 and 1. Since 2 is outside this domain, the inverse cosine of 2 is undefined. The tutorial emphasizes understanding the domain and range when dealing with inverse trigonometric functions.
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2 questions
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OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is the inverse cosine of two considered undefined?
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