જો $x = a \cos^3 \theta$ અને $y = b \sin^3 \theta$ હોય,તો:

  • A
    $(\frac{a}{x})^{2/3} + (\frac{b}{y})^{2/3} = 1$
  • B
    $(\frac{b}{x})^{2/3} + (\frac{a}{y})^{2/3} = 1$
  • C
    $(\frac{x}{a})^{2/3} + (\frac{y}{b})^{2/3} = 1$
  • D
    $(\frac{x}{b})^{2/3} + (\frac{y}{a})^{2/3} = 1$

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$4\sin^2 x + 3\cos^2 x$ ની મહત્તમ કિંમત કેટલી છે?

કોઈપણ $\theta \in \left( \frac{\pi}{4}, \frac{\pi}{2} \right)$ માટે,પદાવલિ $3(\sin \theta - \cos \theta)^4 + 6(\sin \theta + \cos \theta)^2 + 4\sin^6 \theta$ ની કિંમત શું થાય?

Difficult
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$\frac{\cot \theta - \operatorname{cosec} \theta + 1}{\cot \theta + \operatorname{cosec} \theta - 1}$ ની કિંમત શોધો.

જો $\sqrt{2} \tan 2 \theta = \sqrt{6}$ અને $0^{\circ} < \theta < 45^{\circ}$ હોય,તો $\sin \theta + \sqrt{3} \cos \theta - 2 \tan^{2} \theta$ ની કિંમત શોધો.

જો $(\sin \alpha + \operatorname{cosec} \alpha)^{2} + (\cos \alpha + \sec \alpha)^{2} = K + \tan^{2} \alpha + \cot^{2} \alpha$ હોય,તો $K$ ની કિંમત શોધો.

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