$\sin ^{2} 30^{\circ} \cos ^{2} 45^{\circ}+5 \tan ^{2} 30^{\circ}+\frac{3}{2}\sin ^{2} 90^{\circ}-3 \cos ^{2} 90^{\circ}$ ની કિંમત શોધો.

  • A
    $3 \frac{7}{24}$
  • B
    $3 \frac{3}{24}$
  • C
    $3 \frac{1}{24}$
  • D
    $3 \frac{5}{24}$

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જો $x \sin^{2} 60^{\circ} - \frac{3}{2} \sec 60^{\circ} \tan^{2} 30^{\circ} + \frac{4}{5} \sin^{2} 45^{\circ} \tan^{2} 60^{\circ} = 0$ હોય,તો $x$ ની કિંમત શોધો.

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જો $\tan \theta = \frac{1}{\sqrt{11}}$ અને $0 < \theta < \frac{\pi}{2}$ હોય,તો $\frac{\operatorname{cosec}^{2} \theta - \sec ^{2} \theta}{\operatorname{cosec}^{2} \theta + \sec ^{2} \theta}$ ની કિંમત શોધો.

$(\cos \alpha + \cos \beta )^2 + (\sin \alpha + \sin \beta )^2 = $

$\frac{\sin 70^\circ + \cos 40^\circ}{\cos 70^\circ + \sin 40^\circ} = $

જો $x = r \cos \theta \cos \phi$,$y = r \cos \theta \sin \phi$ અને $z = r \sin \theta$ હોય,તો $x^{2} + y^{2} + z^{2}$ ની કિંમત શોધો.

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