SSC SSC CHSL (Tier I & Tier II) Mock Test Series 2025 (New) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If r = 15 (sin θ + cos θ) and s = 16 (sin θ - cos θ), then the value of \(\frac{r^2}{15^2}+\frac{s^2}{16^2}\) is ________.
1
8
2
6
3
4
4
2