engineering recuitment ICAR (IARI) Assistant (Pre + Mains) 2022 Mock Test Quantitative Aptitude Trigonometry
If \(({\cos ^2}θ - 1)(2{\sec ^2}θ ) + {\sec ^2}θ + 2{\tan ^2}θ = 2\), 0º < θ < 90º, then \(\frac{{\left( {\cos ec\theta + \cos \theta } \right)}}{{\left( {\cos ec\theta - \cos \theta } \right)}}\) is equal to:
1
1
2
4√2
3
2√2
4
3