• #### Trigonometric Identities - Problem 2

##### Math›Precalculus›Trigonometric Functions
How to use the unit circle to show that cosine is an even function, and sine and tangent are odd functions.
• #### Transforming the Tangent Graph - Problem 2

##### Math›Trigonometry›Trigonometric Functions
How to graph y = -1/2 tan(?x).
• #### Solving Trigonometric Equations - Problem 3

##### Math›Precalculus›Advanced Trigonometry
How to solve a simple trig equation involving secant.
• #### Transforming the Tangent Graph - Problem 3

##### Math›Trigonometry›Trigonometric Functions
How to graph y = -0.2 tan(2x - pi/4).
• #### Graphing the Reciprocal Trigonometric Functions - Problem 2

##### Math›Precalculus›Trigonometric Functions
How to graph y = csc q.
• #### Graphing the Reciprocal Trigonometric Functions - Problem 3

##### Math›Precalculus›Trigonometric Functions
How to graph y = cot q.
• #### Solving Trigonometric Equations - Problem 1

##### Math›Precalculus›Advanced Trigonometry
How to solve a simple cosine equation: cos x = ?2/2.
• #### Graphing the Reciprocal Trigonometric Functions - Problem 1

##### Math›Precalculus›Trigonometric Functions
How to graph y = sec q.
• #### Graphing the Reciprocal Trigonometric Functions - Problem 1

##### Math›Trigonometry›Trigonometric Functions
How to graph y = sec q.
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