Solution
Expression : cos 11π/6 = x
= $$cos (2\pi - \frac{\pi}{6})$$
= $$cos (\frac{\pi}{6}) = \frac{\sqrt{3}}{2}$$
=> Ans - (D)
Need AI Help?
Create a FREE account and get:
- Free SSC Study Material - 18000 Questions
- 230+ SSC previous papers with solutions PDF
- 100+ SSC Online Tests for Free
