To find: The complete solution of trigonometric equation in radians.
Two solutions of given equations in radians are:
Given data: The trigonometric equation is
Method/Formula used:
The solution of equation
Formula:
Calculations:
The given trigonometric equation is
Substitute
Solve quadratic equation by factoring,
Therefore, either
Thus, one solution of the equation
If
Thus, other solution of the equation
Chapter 14 Solutions
High School Math 2015 Common Core Algebra 2 Student Edition Grades 10/11
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