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Trigonometric Equations in a Day
Trigonometric Functions & Radians
The Unit Circle Definitions of the Trig Functions (12:17)
The Graph of the Sine Function (9:52)
The Graph of the Cosine Function (9:30)
The Graph of the Tangent Function (8:21)
The Secant Function (12:29)
The Cosecant Function (12:59)
The Cotangent Function (12:17)
Starting Radians (6:10)
Using Radians (10:24)
Practice Questions
Exact Values & The CAST Diagram
Trigonometric Exact Values for Common Angles (10:16)
Trigonometric Values for Multiples of Common Angles (9:54)
Trigonometric Values for Reciprocal Functions (11:54)
The CAST Diagram in Degrees (10:07)
The CAST Diagram in Radians (7:38)
Practice Questions
Solving Basic Trigonometric Equations
Solving Trigonometric Equations Using a Calculator in Degrees (11:06)
Solving Trigonometric Equations Using a Calculator in Radians (10:44)
Solving Trigonometric Equations Using Exact Values in Degrees (10:44)
Solving Trigonometric Equations Using Exact Values in Radians (12:42)
Practice Questions
Solving Trigonometric Equations Involving Identities
Trigonometric Equations with Double Angles Only (13:54)
Trigonometric Equations with Double and Single Angles (12:31)
Trigonometric Equations with Phase Shifts (16:17)
Practice Questions
Solving Equations with Reciprocal Trigonometric Functions
Trigonometric Equations with Secant, Cosecant, or Cotangent in Degrees (13:59)
Trigonometric Equations with Secant, Cosecant, or Cotangent in Radians (13:02)
Practice Questions
Additional Resources
Formula List
Trigonometric Function Graphs
Teach online with
The CAST Diagram in Degrees
Students will use the CAST diagram to work with values of trigonometric functions.
Complete and Continue