$6(\sin^6 \theta + \cos^6 \theta) - 9(\sin^4 \theta + \cos^4 \theta) + 4$ ની કિંમત શોધો.

  • A
    $-3$
  • B
    $0$
  • C
    $1$
  • D
    $3$

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જો $A, B, C$ લઘુકોણ ધન ખૂણાઓ હોય કે જેથી $A + B + C = \pi$ અને $\cot A \cot B \cot C = K$ થાય,તો

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$\sec ^{2} \theta - \frac{\sin ^{2} \theta - 2 \sin ^{4} \theta}{2 \cos ^{4} \theta - \cos ^{2} \theta}$ ની કિંમત શોધો.

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જો $1+\cos^{2} \theta = 3 \sin \theta \cos \theta$ હોય,તો $\cot \theta$ નું પૂર્ણાંક મૂલ્ય $(0 < \theta < \frac{\pi}{2})$ શોધો.

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