$\sin 5^{\circ} + \sin 10^{\circ} + \sin 15^{\circ} + \dots + \sin 350^{\circ} + \sin 355^{\circ}$ का मान ज्ञात कीजिए।

  • A
    $0$
  • B
    $1$
  • C
    $-1$
  • D
    $2$

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Similar Questions

$\cos ^2 10^{\circ}+\cos ^2 50^{\circ}-\sin 40^{\circ} \sin 80^{\circ}$ का मान ज्ञात कीजिए।

यदि $\tan^2 \theta = 2\tan^2 \phi + 1$ है,तो $\cos 2\theta + \sin^2 \phi$ का मान ज्ञात कीजिए।

दो वक्रों $y = 2\sin x$ और $y = 5x^2 + 2x + 3$ के प्रतिच्छेदन बिंदुओं की संख्या है

यदि $\frac{\cos (\theta_1+\theta_2)}{\cos (\theta_1-\theta_2)}+\frac{\cos (\theta_3-\theta_4)}{\cos (\theta_3+\theta_4)}=0$ है,तो $\cot \theta_1 \cdot \cot \theta_2 \cdot \cot \theta_3 \cdot \cot \theta_4=$

$\sinh ^{-1} 2 + \sinh ^{-1} 3 = x \Rightarrow \cosh x$ का मान ज्ञात कीजिए।

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