Teaching Bihar STET Paper 1 (माध्यमिक) Mock Test 2024 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
sec θ - tan θ