Concept explainers
To find: The exact values of the trigonometric functions of the number
Answer to Problem 4OE
The values of trigonometric functions are
Explanation of Solution
Given information:
Each
Calculation:
This is a unit circle, the angle is ( in radians ) that the line from the origin to the point with the
Therefore,
And
Calculate the other four values.
Therefore, the values of trigonometric functions are
Chapter 13 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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