TS EAMCET · Maths · Hyperbola
IF \(\mathrm{S}\) is the focus of the ellipse \(\frac{x^2}{9}+\frac{y^2}{4}=1\) lying on the positive \(X\)-axis \(P(\theta)\) is a point on the ellipse such that \(\mathrm{SP}=1\), then \(\cos \theta=\)
- A \(\frac{1}{\sqrt{5}}\)
- B \(\frac{2}{\sqrt{5}}\)
- C \(\frac{1}{2}\)
- D \(\frac{1}{3}\)
Answer & Solution
Correct Answer
(B) \(\frac{2}{\sqrt{5}}\)
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