Teaching Bihar STET Paper 1 (माध्यमिक) Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
\(\dfrac{\cos 135^\circ \sin 210^\circ \cos 150^\circ}{\sin 270^\circ \cos 315^\circ}\) का मान है
1
\(\dfrac{1}{\sqrt{3}}\)
2
\(\dfrac{\sqrt{3}}{4}\)
3
\(\sqrt{3}\)
4
\(\dfrac{\sqrt{3}}{2}\)