PDF chapter test TRY NOW

\(\frac{\sec 49^{\circ}}{\text{cosec}\,41^{\circ}}\) \(+\) \(\frac{\tan 21^{\circ}}{\cot 69^{\circ}}\) \(+\) \(\frac{\sin 18^{\circ}}{\cos 72^{\circ}}\) \(=\) .