railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If \(sin A=\frac{1}{2}\), A is an acute angle, then find the value of \(\frac{tan A-cot A}{\sqrt 3(1+cosecA)}\).
1
\(\frac{4\sqrt3}{9}\)
2
\(-\frac{4\sqrt3}{9}\)
3
\(-\frac{2}{9}\)
4
\(\frac{2}{9}\)