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Precalculus
Learn the toughest concepts covered in Precalculus with step-by-step video tutorials and practice problems by world-class tutors
5. Trigonometric Functions
Angles and Radian Measure
Recognize and Use the Vocabulary of Angles
Angles and Radian Measure
Recognize and Use the Vocabulary of Angles
9 videos
VIDEOS 9
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Angles and Radian MeasureUse Degree Measure
Angles and Radian Measure
Use Degree Measure
4 videos
VIDEOS 4
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Angles and Radian MeasureUse Radian Measure
Angles and Radian Measure
Use Radian Measure
5 videos
VIDEOS 5
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Angles and Radian MeasureConvert Between Degrees and Radians
Angles and Radian Measure
Convert Between Degrees and Radians
7 videos
VIDEOS 7
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Angles and Radian MeasureDraw Angles in Standard Position
Angles and Radian Measure
Draw Angles in Standard Position
6 videos
VIDEOS 6
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Angles and Radian MeasureFind Coterminal Angles
Angles and Radian Measure
Find Coterminal Angles
7 videos
VIDEOS 7
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Angles and Radian MeasureFind the Length of a Circular Arc
Angles and Radian Measure
Find the Length of a Circular Arc
5 videos
VIDEOS 5
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Angles and Radian MeasureUse Linear and Angular Speed to Describe Motion on a Circular Path
Angles and Radian Measure
Use Linear and Angular Speed to Describe Motion on a Circular Path
5 videos
VIDEOS 5
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Trigonometric Functions: The Unit CircleUse a Unit Circle to Define Trigonometric Functions of Real Numbers
Trigonometric Functions: The Unit Circle
Use a Unit Circle to Define Trigonometric Functions of Real Numbers
8 videos
VIDEOS 8
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Trigonometric Functions: The Unit CircleRecognize the Domain and Range of Sine and Cosine Functions
Trigonometric Functions: The Unit Circle
Recognize the Domain and Range of Sine and Cosine Functions
5 videos
VIDEOS 5
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Trigonometric Functions: The Unit CircleFind the Exact Values of the Trigonometric Functions at π / 4
Trigonometric Functions: The Unit Circle
Find the Exact Values of the Trigonometric Functions at π / 4
7 videos
VIDEOS 7
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Trigonometric Functions: The Unit CircleUse Even and Odd Trigonometric Functions
Trigonometric Functions: The Unit Circle
Use Even and Odd Trigonometric Functions
8 videos
VIDEOS 8
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Trigonometric Functions: The Unit CircleRecognize and Use Fundamental Identities
Trigonometric Functions: The Unit Circle
Recognize and Use Fundamental Identities
17 videos
VIDEOS 17
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Trigonometric Functions: The Unit CircleUse Periodic Properties
Trigonometric Functions: The Unit Circle
Use Periodic Properties
4 videos
VIDEOS 4
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Trigonometric Functions: The Unit CircleEvaluate Trigonometric Functions With a Calculator
Trigonometric Functions: The Unit Circle
Evaluate Trigonometric Functions With a Calculator
5 videos
VIDEOS 5
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Right Triangle TrigonometryUse Right Triangles to Evaluate Trigonometric Functions
Right Triangle Trigonometry
Use Right Triangles to Evaluate Trigonometric Functions
14 videos
VIDEOS 14
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Right Triangle TrigonometryFind Function Values for 30°(π / 6), 45°(π / 4), and 60°(π / 3)
Right Triangle Trigonometry
Find Function Values for 30°(π / 6), 45°(π / 4), and 60°(π / 3)
8 videos
VIDEOS 8
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Right Triangle TrigonometryUse Equal Cofunctions of Complements
Right Triangle Trigonometry
Use Equal Cofunctions of Complements
5 videos
VIDEOS 5
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Right Triangle TrigonometryUse Right Triangle Trigonometry to Solve Applied Problems
Right Triangle Trigonometry
Use Right Triangle Trigonometry to Solve Applied Problems
10 videos
VIDEOS 10
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Trigonometric Functions of Any AngleUse the Definitions of Trigonometric Functions of Any Angle
Trigonometric Functions of Any Angle
Use the Definitions of Trigonometric Functions of Any Angle
4 videos
VIDEOS 4
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Trigonometric Functions of Any AngleUse the Signs of the Trigonometric Functions
Trigonometric Functions of Any Angle
Use the Signs of the Trigonometric Functions
5 videos
VIDEOS 5
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Trigonometric Functions of Any AngleFind Reference Angles
Trigonometric Functions of Any Angle
Find Reference Angles
10 videos
VIDEOS 10
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Trigonometric Functions of Any AngleUse Reference Angles to Evaluate Trigonometric Functions
Trigonometric Functions of Any Angle
Use Reference Angles to Evaluate Trigonometric Functions
8 videos
VIDEOS 8
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Graphs of Sine and Cosine FunctionsUnderstand the Graph of y = sin x
Graphs of Sine and Cosine Functions
Understand the Graph of y = sin x
7 videos
VIDEOS 7
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Graphs of Sine and Cosine FunctionsGraph Variations of y = sin x
Graphs of Sine and Cosine Functions
Graph Variations of y = sin x
15 videos
VIDEOS 15
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Graphs of Sine and Cosine FunctionsUnderstand the Graph of y = cos x
Graphs of Sine and Cosine Functions
Understand the Graph of y = cos x
5 videos
VIDEOS 5
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Graphs of Sine and Cosine FunctionsGraph Variations of y = cos x
Graphs of Sine and Cosine Functions
Graph Variations of y = cos x
13 videos
VIDEOS 13
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Graphs of Sine and Cosine FunctionsUse Vertical Shifts of Sine and Cosine Curves
Graphs of Sine and Cosine Functions
Use Vertical Shifts of Sine and Cosine Curves
9 videos
VIDEOS 9
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Graphs of Sine and Cosine FunctionsModel Periodic Behavior
Graphs of Sine and Cosine Functions
Model Periodic Behavior
3 videos
VIDEOS 3
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Graphs of Other Trigonometric FunctionsUnderstand the Graph of y = tan x
Graphs of Other Trigonometric Functions
Understand the Graph of y = tan x
7 videos
VIDEOS 7
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Graphs of Other Trigonometric FunctionsGraph Variations of y = tan x
Graphs of Other Trigonometric Functions
Graph Variations of y = tan x
8 videos
VIDEOS 8
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Graphs of Other Trigonometric FunctionsUnderstand the Graph of y = cot x
Graphs of Other Trigonometric Functions
Understand the Graph of y = cot x
5 videos
VIDEOS 5
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Graphs of Other Trigonometric FunctionsGraph Variations of y = cot x
Graphs of Other Trigonometric Functions
Graph Variations of y = cot x
9 videos
VIDEOS 9
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Graphs of Other Trigonometric FunctionsUnderstand the Graphs of y = csc x and y = sec x
Graphs of Other Trigonometric Functions
Understand the Graphs of y = csc x and y = sec x
5 videos
VIDEOS 5
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Graphs of Other Trigonometric FunctionsGraph Variations of y = csc x and y = sec x
Graphs of Other Trigonometric Functions
Graph Variations of y = csc x and y = sec x
10 videos
VIDEOS 10
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Inverse Trigonometric FunctionsUnderstand and Use the Inverse Sine Function
Inverse Trigonometric Functions
Understand and Use the Inverse Sine Function
10 videos
VIDEOS 10
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Inverse Trigonometric FunctionsUnderstand and Use the Inverse Cosine Function
Inverse Trigonometric Functions
Understand and Use the Inverse Cosine Function
5 videos
VIDEOS 5
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Inverse Trigonometric FunctionsUnderstand and Use the Inverse Tangent Function
Inverse Trigonometric Functions
Understand and Use the Inverse Tangent Function
3 videos
VIDEOS 3
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Inverse Trigonometric FunctionsUse a Calculator to Evaluate Inverse Trigonometric Functions
Inverse Trigonometric Functions
Use a Calculator to Evaluate Inverse Trigonometric Functions
5 videos
VIDEOS 5
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Inverse Trigonometric FunctionsFind Exact Values of Composite Functions with Inverse Trigonometric Functions
Inverse Trigonometric Functions
Find Exact Values of Composite Functions with Inverse Trigonometric Functions
7 videos
VIDEOS 7
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Applications of Trigonometric FunctionsSolve a Right Triangle
Applications of Trigonometric Functions
Solve a Right Triangle
18 videos
VIDEOS 18
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Applications of Trigonometric FunctionsSolve Problems Involving Bearings
Applications of Trigonometric Functions
Solve Problems Involving Bearings
5 videos
VIDEOS 5
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Applications of Trigonometric FunctionsModel Simple Harmonic Motion
Applications of Trigonometric Functions
Model Simple Harmonic Motion
3 videos
VIDEOS 3
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Applications of Trigonometric FunctionsInverse cotangent, cosecant, and secant functions
Applications of Trigonometric Functions
Inverse cotangent, cosecant, and secant functions
4 videos
VIDEOS 4
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