List of top Mathematics Questions on Trigonometry asked in CBSE Compartment X

If \( x = p \cos^3 \alpha \) and \( y = q \sin^3 \alpha \), then the value of
\( \left( \frac{x}{p} \right)^{2/3} + \left( \frac{y}{q} \right)^{2/3} \text{ is:} \)

If \( \tan A = \frac{3}{4} \), find \( \sin A \) and \( \sec A \).