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costheta=1/sqrt(2) and tantheta=-1.Then ...

`costheta=1/sqrt(2)` and `tantheta=-1`.Then find its general solution

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To solve the problem, we need to find the general solution for the equations \( \cos \theta = \frac{1}{\sqrt{2}} \) and \( \tan \theta = -1 \). ### Step 1: Solve for \( \cos \theta = \frac{1}{\sqrt{2}} \) We know that: \[ \cos \frac{\pi}{4} = \frac{1}{\sqrt{2}} \] ...
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