$(\sin \theta+\cos \theta)^{2}+(\sin \theta-\cos \theta)^{2} = \dots$

  • A
    $4 \sin \theta \cos \theta$
  • B
    $2$
  • C
    $1$
  • D
    $0$

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Similar Questions

$\sin 60^{\circ} \cdot \cos 30^{\circ} + \cos 60^{\circ} \cdot \sin 30^{\circ} = ..........$

જો $\cos \theta = \frac{1}{\sqrt{2}}$ હોય,તો $\theta = \ldots$ ($^\circ$ માં)

$\tan 5^{\circ} \cdot \tan 25^{\circ} \cdot \tan 45^{\circ} \cdot \tan 65^{\circ} \cdot \tan 85^{\circ}$ ની કિંમત $\ldots \ldots \ldots \ldots$ છે.

$\tan (65^\circ - \theta) - \cot (25^\circ + \theta) - \sec (55^\circ - \theta) + \operatorname{cosec}(35^\circ + \theta) = \ldots \ldots \ldots \ldots$ (જ્યાં,$0 < \theta < 25^\circ$)

$\cos \theta = \frac{b}{\sqrt{a^2 + b^2}}$; જ્યાં,$0 < \theta < 90^\circ$; તો $\sin \theta = \dots$

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