railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
যদি \(\sqrt {3} \sin \theta - \cos \theta = 0 \) (\(\theta\) হল একটি সূক্ষ্মকোণ) হয়, তাহলে \(\cos^3\theta - \sqrt 3 \sin^3 \theta\) এর মান কত হবে?
1
-1
2
\(\frac{\sqrt 3}{4}\)
3
\(\frac{\sqrt 3}{2}\)
4
\(\frac{3}{8}\)