Teaching Railway Teacher PRT 2025 Mock Test Series Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
\(\frac{3 \operatorname{cosec} 42^{\circ}}{\sec 48^{\circ}}-\frac{5 \cos 32^{\circ}}{\sin 58^{\circ}}\) மதிப்பு என்ன?
1
-1
2
5
3
0
4
-2