engineering recuitment HPCL Junior Executive 2025 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
यदि tan θ = \(\frac{2}{\sqrt{11}}\) है, 0 < θ < 90°, तो \(\frac{2 cosec^2\theta - 3sec^2\theta}{3 cosec^2\theta+4sec^2\theta}\) का मान किसके बराबर है?
1
\(\frac{11}{45}\)
2
\(\frac{11}{49}\)
3
\(\frac{13}{49}\)
4
\(\frac{10}{49}\)