Solve : `tan6theta=tan3theta`

Explanation

To solve the equation \( \tan(6\theta) = \tan(3\theta) \), we can use the property of the tangent function, which states that if \( \tan(A) = \tan(B) \), then:

\[ A = B + n\pi \quad \text{for } n \in \mathbb{Z} \]

### Step-by-Step Solution:

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