SSC Delhi Police Head Constable (Ministerial) 2025 Mock Test (New) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
\(\frac{{sin\;A\; + \;sin\;B}}{{cos\;A - \cos B}} + \frac{{\cos A\; + \;\cos B}}{{sin\;A - sin\;B}} = \;?\)
1
sin A cos B
2
tan A tan B
3
0
4
cos A cos B