state gov MP Forest Guard and Jail Prahari Mock Test 2023 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If \(\frac{(1 +sinθ-cosθ)}{(1 +sinθ +cosθ)} + \frac{(1 + sinθ +cosθ)}{(1 + sinθ-cosθ)}\)= 4, then which of the following values will be suitable for θ ?
1
45°
2
30°
3
90°
4
60°