$3 \sin^4(\theta) + \cos^4(\theta) = 1$ का व्यापक हल ज्ञात कीजिए।

  • A
    केवल $n\pi$
  • B
    केवल $n\pi + \frac{\pi}{4}$
  • C
    केवल $n\pi - \frac{\pi}{4}$
  • D
    $n\pi, n\pi + \frac{\pi}{4}, n\pi - \frac{\pi}{4}$

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समीकरण $2 \tan \theta - \cot \theta = -1$ का व्यापक हल है

यदि $\tan (\cot x) = \cot (\tan x)$ है,तो $\sin 2x =$

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