SSC SSC Selection Post (Phase 13) 2025 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
What is the value of \(\rm \frac{1}{\sin^4(90^\circ - 2\alpha)} + \frac{1}{\cos^2(90^\circ - 2\alpha) - 1} \) ?
1
sin2 2α + tan2 2 α
2
sec2 2α + cot2 2 α
3
cos2 2α cot2 2 α
4
sec2 2α tan2 2 α