Solving trigonometric equations

1. Algebraic method. This method is well known for us from algebra ( exchange and substitution method ).

Example 2

2. Factoring.  Consider this method by examples.

5. Universal substitution. Consider this method by example.


E x a m p l e .  Solve the equation:  3 sin x – 4 cos x = 3

 Check yourself, solve these equations :





















Bookmark and Share: