Question:

If y=\(\frac{2\cos2\theta+\cos\theta}{\cos3\theta+\cos^2\theta+\cos\theta}\), Then value of y''+y'+y is

Updated On: Sep 17, 2024
  • secθ(1-tan3θ)
  • tanθ(sec3θ+2tan2θ)
  • secθ(2sec2θ+tanθ)
  • cotθ(sec3θ+2tanθ)
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The Correct Option is C

Solution and Explanation

The Correct answer is option is (C) : secθ(2sec2θ+tanθ)
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