SSC SSC CPO Mock Test Series 2025 (Tier I & II) (DP SI & CAPF) Quantitative Aptitude Trigonometry Circular Measure of Angles
sin2 60° cos2 45° + 2 tan2 60° - cosec2 30° का मान बराबर है:
1
\(- \frac{17}{24}\)
2
\(- \frac{19}{8}\)
3
\( \frac{19}{8}\)
4
\( \frac{17}{24}\)