trigonometry

Related Questions

• $\frac{\cos 9{}^\circ +\sin 9{}^\circ }{\cos 9{}^\circ -\sin 9{}^\circ }=$

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• If $3({{\sec }^{2}}\theta +{{\tan }^{2}}\theta )=5$, then the general value of $\theta $ is

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• The period of the function $\sin \left( \frac{2x}{3} \right)+\sin \left( \frac{3x}{2} \right)$ is

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• If $\tan \alpha $ equals the integral solution of the inequality $4{{x}^{2}}-16x+15<0$ and $\cos \beta $ equals to the slope of the bisector of first quadrant, then $\sin (\alpha +\beta )\sin (\alpha -\beta )$is equal to

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• The solution of the equation $\sec \theta -\text{cosec}\theta =\frac{4}{3}$ is

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