railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
જો \(\frac{{\sin \theta }}{{\cos \theta }} + \frac{{\cos \theta }}{{\sin \theta }}\; = \;2\) જ્યાં 0 < θ < 90° હોય, તો θ શું થશે?
1
30°
2
45°
3
60°
4
75°