6.3 Trigonometric Equations II

 

Solve Equations with Half-Angles

Example

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Solve Equations with Double Angle Identity

Example

 

 

 

 

 

 

 

 

 


Solve an equation Using Identity

Example

 

 

 

 

 

 

 

 

 

 

 

Note:   may have as many as  solutions on [0,360}

 

 

Solve an Equation with a Multiple Angle

Example

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Example

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Solve: