SSC Delhi Police Head Constable (Ministerial) 2025 Mock Test (New) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
The value of \(\left(\frac{2 \cos ^3 \theta-\cos \theta}{\sin \theta-2 \sin ^3 \theta}\right)^2+1 \), θ ≠ 45° is:
1
sec2 θ
2
cot2 θ
3
cosec2 θ
4
sin2 θ