defence exam CISF Head Constable Ministerial (HCM) & ASI Steno Mock Test Series Quantitative Aptitude Trigonometry
यदि \(\frac{(\tan 26^{\circ}+\tan 19^{\circ})}{x(1-\tan26^{\circ}\tan 19^{\circ})}=\cos 60^{\circ}\) है, तो x का मान है:
1
1
2
2
3
√2
4
√3