Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
\(\frac{\sin 18^{\circ}}{\cos 72^{\circ}}+\frac{\tan 26^{\circ}}{\cot 64^{\circ}}=\)
1
3/2
2
2/3
3
2
4
More than one of the above
5
None of the above