4.4 Introduction to Trigonometric Equations (Pre-Calc 30)

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A lesson on using the unit circle to help find answers to trigonometric equations.
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I’m literally watching your whole play list before my exam . Thanks so much !

matthewpenner
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always watch these a day before my next class, helps a lot. Thanks.

iRwaaar
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Really helped a bunch! Unit exam tomorrow on this stuff and teacher was gone today and will be the rest of the week, but this helped clarify a bunch!

AllstarGleek
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I have my final exam next monday .... THAT WAS REALLY HELPFUL ! 

omarelnagar
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Hello. I'm just wondering, woundn't 30º be π/6 instead of π/3, since 60º is π/3?

stephaniejubas
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What if I have an equation that is unfactorable? (sin^2 x +7 sin x -1)

taylorpolski