1. Trigonometric Equations
Algebra II with Trigonometry
Mrs. Stacey

2. Essential Stuff Essential Question Essential Vocabulary
How do you solve trigonometric equations?
Essential Vocabulary
Inverse Trig Function
Domain/Range
Trigonometric Equation

3. Solving Trig. Equations
Solving a trig equation means trying to find the value of the angle behind the trig function.
For example: sin(x)=1
You are looking for the angle(s) whose sign value is 1.

4. Steps for Solving:
Ensure that there is only one trigonometric function in the equation.
Isolate the trig function.
Determine the angle(s) that would make the equation true.
Use unit circle for special values
Use calculator for non-special values.
Include ALL possible solutions

5. Homework:
Homework:
Solving Trigonometric Equations