Teaching DSSSB PGT Mock Test 2025 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
যদি 4 tan θ = 3 হয়, তাহলে \(\left(\frac{4 \sin \theta-\cos \theta}{4 \sin \theta+\cos \theta}\right)\) সমান হল-
1
\(\frac{2}{3}\)
2
\(\frac{1}{3}\)
3
\(\frac{1}{2}\)
4
\(\frac{3}{4}\)