If `x=cos e ctheta-sinthetaa n dy=cos e c^ntheta-sin^ntheta,` then show that `(x^2+4)((dy)/(dx))^2=n^2(y^2+4)dot`

Explanation

To solve the problem, we need to show that:

\[ (x^2 + 4) \left( \frac{dy}{dx} \right)^2 = n^2 (y^2 + 4) \]

Given:

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