Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
The value of \(\rm\sqrt{\frac{1 \space-\space sin\theta}{1 \space+\space sin\theta}}\) is -
1
tan θ
2
sec θ
3
sec θ + tan θ
4
More than one of the above
5
None of the above