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MCQMediumJEE Main 2023 · 29 January, Shift 2Trigonometric Equations

Mathematics Question from JEE Main 2023 · 29 January, Shift 2

The set of all values of λ\lambda for which the equation cos⁡2(2x)−2sin⁡4x−2cos⁡2x=λ\cos^2 (2x) - 2\sin^4 x - 2\cos^2 x = \lambda has a solution is:

  • A

    [−2,−1][-2, -1]

  • B

    [−2,−32][-2, -\frac{3}{2}]

  • C

    [−1,−12][-1, -\frac{1}{2}]

  • D

    [−32,−1][-\frac{3}{2}, -1]

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