Solve:
`sectheta-1=(sqrt(2)-1)tantheta`

Explanation

To solve the equation \( \sec \theta - 1 = (\sqrt{2} - 1) \tan \theta \), we will follow these steps:

### Step 1: Square both sides
Starting with the equation:
\[ \sec \theta - 1 = (\sqrt{2} - 1) \tan \theta \]
We square both sides:
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