railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
\(\rm \frac{\sin \theta+\cos \theta}{\sin \theta-\cos \theta}+\rm \frac{\sin \theta-\cos \theta}{\sin \theta+\cos \theta}\) का मान क्या है?
1
1/(sin2 θ - cos2 θ)
2
2(sin2 θ - cos2 θ)
3
2/(sin2 θ - cos2 θ)
4
sin2 θ - cos2 θ