Solve Trig Equation by Factoring: 2sin^2(x)-sin(x)-1=0 (Radians)

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This video explains how to solve a trigonometric equation by factoring and using the unit circle.
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he explained in 4min what took my professor 2hrs. This is REAL teaching

Dalton-Reed
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0:40 Sorry
How do you factor that? Do youbhave a video o it?

rodrigogalindo
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I’m sad I couldn’t get it from the beginning :)

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