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Solve sin 2 theta+cos theta=0....

Solve `sin 2 theta+cos theta=0`.

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To solve the equation \( \sin 2\theta + \cos \theta = 0 \), we can follow these steps: ### Step 1: Rewrite the equation Start by isolating one of the trigonometric functions. We can rewrite the equation as: \[ \sin 2\theta = -\cos \theta \] ...
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