AP EAMCET · Maths · Differentiation
If \(x=\sec \theta-\cos \theta, y=\sec ^n \theta-\cos ^n \theta\) then \(\frac{d y}{d x}=\)
- A \(\sqrt{\frac{y^2+4}{x^2+4}}\)
- B \(n\sqrt{\frac{y^2+4}{x^2+4}}\)
- C \(\sqrt{\frac{x^2+4}{y^2+4}}\)
- D \(n \sqrt{\frac{x^2+4}{y^2+4}}\)
Answer & Solution
Correct Answer
(B) \(n\sqrt{\frac{y^2+4}{x^2+4}}\)
Step-by-step Solution
Detailed explanation
(b) We have, \[ x=\sec \theta-\cos \theta \] differential w.r.t \(\theta\)…
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