यदि सर्वसमिका $\cos^4 \theta = a \cos 4\theta + b \cos 2\theta + c$ कुछ $a, b, c \in \mathbb{Q}$ के लिए सत्य है,तो $(a, b, c) =$

  • A
    $\left(\frac{1}{8}, \frac{1}{2}, \frac{3}{8}\right)$
  • B
    $\left(\frac{1}{8}, \frac{1}{2}, \frac{3}{8}\right)$
  • C
    $\left(\frac{1}{2}, \frac{1}{8}, \frac{3}{8}\right)$
  • D
    $\left(\frac{1}{2}, \frac{3}{8}, \frac{1}{8}\right)$

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Similar Questions

$\frac{\sin 5 \theta}{\sin \theta}$ किसके बराबर है?

$\frac{\tan x}{\tan 3x}$ का मान,जब भी परिभाषित हो,कभी भी किसके बीच नहीं होता है?

यदि $\sin(\frac{\pi}{18}) \sin(\frac{5\pi}{18}) \sin(\frac{7\pi}{18}) = K$ है,तो $\sin(\frac{10K\pi}{3})$ का मान ज्ञात कीजिए:

$\sqrt{2} + \sqrt{3} + \sqrt{4} + \sqrt{6}$ का मान ज्ञात कीजिए।

यदि $\text{cosec} \theta = \frac{p + q}{p - q}$ है,तो $\cot \left( \frac{\pi}{4} + \frac{\theta}{2} \right) = $

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