3. Unit Circle
Trigonometric Functions on the Unit Circle
3. Unit Circle
Trigonometric Functions on the Unit Circle
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Practice this topic
- Multiple Choice
Find the sine, cosine, and tangent of each angle using the unit circle.
rad,
- Multiple Choice
Find the sine, cosine, and tangent of each angle using the unit circle.
1views - Textbook Question
Graph each function over a one-period interval.
y = - (1/2) csc (x + π/2)
1views - Textbook QuestionIn Exercises 17–20, θ is an acute angle and sin θ and cos θ are given. Use identities to find tan θ, csc θ, sec θ, and cot θ. Where necessary, rationalize denominators.sin θ = 3/5, cos θ = 4/51views
- Textbook QuestionIn Exercises 17–20, θ is an acute angle and sin θ and cos θ are given. Use identities to find tan θ, csc θ, sec θ, and cot θ. Where necessary, rationalize denominators.__sin θ = 6, cos θ = √137 74views
- Textbook QuestionIn Exercises 21–24, θ is an acute angle and sin θ is given. Use the Pythagorean identity sin²θ + cos²θ = 1 to find cos θ.sin θ = 6/71views
- Multiple Choice
On the unit circle, which trigonometric functions are undefined when ?
- Multiple Choice
On the unit circle, which of the following points would map onto itself after a reflection across the line ?