Miscellaneous Exercise : Proofs of Trigonometric Identities
Prove that $\dfrac{\tan \theta+\cot \theta}{\sec \theta+\operatorname{cosec} \theta}=\dfr…
Prove that $\dfrac{\tan \theta+\cot \theta}{\sec \theta+\operatorname{cosec} \theta}=\dfr…
Basic Trigonometric Identities $\begin{array}{|l|} \hline \sin A=\displaystyle \frac{1}…
1. If $ \displaystyle \tan \alpha + \tan \beta = a$, $ \displaystyle \cot \alpha + \cot \b…
1. Use the compound angle formulae to find the following in surd form: (a) sin 105° …