Teaching NVS TGT 2024 Test Series Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
যদি 4 sin2θ = 3 (1 + cos θ), 0° < θ < 90°, হয়, তাহলে \(\rm \sqrt{15}\tan \theta+\frac{4}{\sqrt{15}}\sin \theta+2\sec \theta\) এর মান কত?
1
8
2
24
3
\(4\sqrt{15}\)
4
\(\frac{8}{\sqrt{15}}\)