what is this called?
Here is my homework. The teacher explained it too fast, and I cannot find it in the book. Can anyone tell me what this is called so I can look up how to do it? Thanks!
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Solving trigonometric equations.
Originally Posted by coasterguy
And you will find dozens and dozens of these questions (with solutions) throughout MHF.
Hmm, OK thanks. I thought there would be something more specific, but I guess that's it.