engineering recuitment ICAR (IARI) Assistant (Pre + Mains) 2022 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If 4 – 2sin2 θ – 5cos θ = 0, 0° < θ < 90°, then the value of cos θ + tan θ is :
1
\(\dfrac{1-2\sqrt{3}}{2}\)
2
\(\dfrac{2-\sqrt{3}}{2}\)
3
\(\dfrac{1+2\sqrt{3}}{2}\)
4
\(\dfrac{2+\sqrt{3}}{2}\)