Autoplay
Autocomplete
Previous Lesson
Complete and Continue
Trigonometry
Start Here
How to Use CramBetter (1:05)
What To Do If You Have a Question
Earn Money by Using CramBetter
Trig Functions — Topic Review (⏱️ <84 min)
Study Guide (fill this in as you watch the videos!)
All About Angles (p. 3-6) (20:03)
Arc Length (p. 7) (1:58)
Area of a Sector (p. 8) (2:54)
Linear Speed and Angular Speed (p. 9) (5:57)
Right Triangle Trig (p. 10-13) (22:02)
Some Special Right Triangles (p. 14-16) (12:43)
Summary of All Important Angles (p. 17) (10:12)
Applications to Measuring Heights and Distances (p. 18) (7:14)
Trig Functions — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
All About Angles Practice Exam Solutions (13:00)
Right Triangle Trig Practice Exam Solutions (15:20)
The Unit Circle — Topic Review (⏱️ <37 min)
Trig Functions of Any Angle - The Unit Circle (p. 3-5) (13:47)
Trig Functions of Any Angle - Locating Angles (p. 6-7) (10:56)
The Quick Way of Evaluating ANY Trig Function (p. 8-10) (12:33)
The Unit Circle — Practice Exam Questions
The Unit Circle Practice Exam Solutions (30:32)
Finding Other Trig Functions Practice Exam Solutions (10:41)
Graphing Trig Functions — Topic Review (⏱️ <72 min)
Study Guide (fill this in as you watch the videos!)
Quick Review of Transforming a Function Solution (p. 3-5) (9:35)
Graphs of Sine and Cosine (p. 6-7) (9:28)
Procedure for Graphing Sine and Cosine (p. 8-10) (23:29)
Graphs of Tangent and Cotangent (p. 11-12) (10:51)
Graphs of Secant and Cosecant (p. 13-15) (13:56)
Summary of Sh*t to Memorize (p. 16-17) (4:33)
Graphing Trig Functions — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Graphs of Trig Functions - Practice Exam Questions Video Solutions (49:06)
Inverse Trig — Topic Review (⏱️ <94 min)
Study Guide (fill this in as you watch the videos!)
Inverse Sine - Overview (p. 3-5) (9:39)
Inverse Cosine - Overview (p. 6-8) (8:22)
How to Evaluate Compositions with Inverse Sine (p. 9-10) (8:47)
How to Evaluate Compositions with Inverse Cosine (p. 11-12) (7:21)
Inverse Tangent - Overview (p. 13-14) (8:18)
How to Evaluate Compositions with Inverse Tangent (p. 15-16) (9:50)
Finding Inverses with Equations Involving Trig Functions (p. 17-18) (5:54)
Evaluating Mixed Trig Function Expressions (p. 19-23) (12:55)
Inverse Secant, Cosecant, and Cotangent (p. 24-25) (6:53)
The Super Fast Way to Evaluate Inverse Trig Expressions (p. 26-28) (12:22)
Summary of Shit to Memorize (p. 29) (3:48)
Inverse Trig — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Evaluating Basic Inverse Sine, Cosine, and Tangent Expressions Practice Exam Solutions (8:17)
Evaluating Composite Inverse Sine, Cosine, and Tangent Expressions Practice Exam Solutions (11:10)
Solving Equations with Inverse Trig Practice Exam Solutions (4:06)
Evaluating Inverse Secant, Cosecant, and Cotangent Expressions Practice Exam Solutions (4:16)
Evaluating Mixed Trig Expressions Practice Exam Solutions (12:51)
Trig Identities — Topic Review (⏱️ <72 min)
Study Guide (fill this in as you watch the videos!)
Quick Overview of Trig Identities (p. 3-6) (12:07)
Double Angle Formulas (p. 7-8) (13:34)
Half-Angle Formulas (p. 9-10) (15:39)
Sum and Difference Formulas (p. 11-13) (16:23)
Product-to-Sum Formulas (p. 14) (4:45)
Sum-to-Product Formulas (p. 15-16) (6:34)
Summary of Sh*t to Memorize (p. 17) (3:05)
Trig Identities — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Double-Angle Formulas Practice Exam Solutions (4:10)
Half-Angle Formulas Practice Exam Solutions (10:56)
Sum and Difference Formulas Practice Exam Solutions (16:33)
Product-to-Sum Formulas Practice Exam Solutions (6:59)
Sum-to-Product Formulas Practice Exam Solutions (5:08)
Establishing Identities Practice Exam Solutions (21:57)
Trig Equations — Topic Review (⏱️ <30 min)
Study Guide (fill this in as you watch the videos!)
Solving Basic Trig Equations (p. 3-5) (17:20)
Solving Trig Equations - Quadratic Forms (p. 6-8) (11:57)
Trig Equations — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Solving Trig Equations Practice Exam Solutions (29:36)
Trig Applications — Topic Review (⏱️ <58 min)
Study Guide (fill this in as you watch the videos!)
Applications with Right Triangles (p. 3-5) (13:22)
Law of Sines Overview and Unambiguous Case (p. 6-7) (9:42)
Law of Sines Ambiguous Case (SSA Triangles) (p. 8-10) (19:03)
Law of Cosines (p. 11-12) (15:38)
Trig Applications — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Applications with Right Triangles Practice Exam Solutions (6:46)
Law of Sines Practice Exam Solutions (9:18)
Law of Cosines Practice Exam Solutions (13:23)
Polar Coordinates — Topic Review (⏱️ <80 min)
Study Guide (fill this in as you watch the videos!)
Polar Coordinates Overview (p. 3-4) (8:09)
Converting Points from Polar to Rectangular Coordinates (p. 5-6) (8:37)
Converting Points from Rectangular to Polar Coordinates (p. 7) (8:05)
Transforming Equations from Polar to Rectangular Form (p. 8) (3:56)
Transforming Equations from Rectangular Form to Polar Form (p. 9) (3:26)
Polar Equations and Graphs Overview (p. 10-13) (9:53)
Graphing Circles in Polar Form (p. 14-15) (6:38)
Graphing Cardioids and Limaçons (p. 16-19) (16:27)
Graphing Roses (p. 20-22) (14:47)
Polar Coordinates — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Converting Between Rectangular and Polar Coordinates Practice Exam Solutions (19:28)
Polar Equations and Graphs Practice Exam Solutions (3:59)
Plane Curves and Parametric Equations — Topic Review (⏱️ <20 min)
Study Guide (fill this in as you watch the videos!)
Plane Curves and Parametric Equations (p. 3-5) (19:52)
Plane Curves and Parametric Equations — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Plane Curves and Parametric Equations Practice Exam Solutions (19:09)
Vectors — Topic Review (⏱️ <38 min)
Study Guide (fill this in as you watch the videos!)
Vectors - Overview (p. 3) (5:54)
Geometric Vectors (p. 4-5) (7:33)
Algebraic Vectors (p. 6-8) (12:09)
Unit Vectors (p. 9) (3:35)
Components of Vectors (p. 10-11) (8:40)
Vectors — Practice Exam Questions
Practice Exam Questions
Practice Exam Questions Answer Key
Finding Vectors From Points Practice Exam Solutions (2:04)
Operations on Algebraic Vectors Practice Exam Solutions (7:44)
Components of Vectors Practice Exam Solutions (12:00)
[OPTIONAL] Sh*t You Forgot from Geometry
Study Guide (fill this in as you watch the videos!)
The Pythagorean Theorem (p. 3) (5:10)
Common Geometry Formulas (p. 4-5) (3:19)
Congruent Triangles (p. 6-7) (4:08)
Similar Triangles (p. 8-10) (8:34)
Distance Formula (p. 11) (7:59)
Midpoint Formula (p. 12) (5:26)
Graphing Circles (p. 13-14) (7:32)
General Form of a Circle (p. 15-16) (11:09)
[OPTIONAL] Sh*t You Forgot from Precalc
Study Guide (fill this in as you watch the videos!)
Special Products and Factoring (p. 3-6) (19:55)
Ways to Represent a Function (p. 7-8) (7:49)
Finding the Domain of a Function (p. 9) (4:31)
Piecewise Functions (p. 10) (9:29)
Even vs Odd vs Neither (p. 11-12) (6:02)
Increasing, Decreasing, Constant (p. 13) (2:57)
Essential Functions (p. 14-17) (7:40)
Transforming Functions (p. 18-20) (12:22)
Combinations of Functions (p. 21) (4:11)
Composite Functions (p. 22) (6:26)
Exponential Functions (p. 23) (5:01)
Inverse Functions (p. 24-26) (11:28)
Logarithms (p. 27-29) (9:58)
Exponents and Logs - Side by Side (p. 30-34) (11:19)
Linear Functions (p. 35-37) (10:20)
Solving Inequalities (p. 38-39) (10:50)
Rational Functions (p. 40-43) (16:34)
How to Evaluate Compositions with Inverse Tangent (p. 15-16)
Lesson content locked
If you're already enrolled,
you'll need to login
.
Enroll in Course to Unlock