Teaching RPSC School Lecturer Mock Test Series 2024 Mathematics Trigonometry Trigonometric Functions
What is \(\left(\dfrac{\sec 18^\circ}{\sec 144^\circ} + \dfrac{\text{cosec} \ 18^\circ}{\text{cosec} \ 144^\circ}\right)\) equal to ?
1
sec 18°
2
cosec 18°
3
-sec 18°
4
-cosec 18°
5
Question Not Attempted