Find the principal value of: `cos^(-1)((sqrt(3))/2)`

Explanation

To find the principal value of \( \cos^{-1}\left(\frac{\sqrt{3}}{2}\right) \), we can follow these steps:

### Step 1: Set up the equation
Let:
\[ y = \cos^{-1}\left(\frac{\sqrt{3}}{2}\right) \]

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