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TS EAMCET · Maths · Ellipse

A tangent is drawn at \((\beta \sqrt{3} \cos \theta, \sin \theta)\) \(\left(0 < \theta < \frac{\pi}{2}\right)\) to the ellipse \(\frac{x^2}{27}+\frac{y^2}{1}=1\). The value of \(\theta\) for which the sum of the intercepts on the coordinate axes made by this tangent attains the minimum, is

  1. A \(\frac{\pi}{6}\)
  2. B \(\frac{\pi}{3}\)
  3. C \(\frac{2 \pi}{3}\)
  4. D \(\frac{2 \pi}{4}\)
Verified Solution

Answer & Solution

Correct Answer

(A) \(\frac{\pi}{6}\)

Step-by-step Solution

Detailed explanation

Equation of tangent at \((3 \sqrt{3} \cos \theta, \sin \theta)\) on the ellipse \(\frac{x^2}{27}+\frac{y^2}{1}=1\) is…