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`sintheta+costheta=sqrt(2)`

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To solve the equation \( \sin \theta + \cos \theta = \sqrt{2} \), we can follow these steps: ### Step 1: Multiply both sides by \( \sqrt{2} \) We start with the equation: \[ \sin \theta + \cos \theta = \sqrt{2} \] Multiplying both sides by \( \sqrt{2} \): ...
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