Mathematics · Trigonometry
Evaluate the expression: cos2(3π5) + cos2(4π5) + cos2(π5) + cos2(2π5)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 112
- 234
- 31
- 42✓
Correct answer
2
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Trigonometry MCQs →Want more practice questions on Trigonometry?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Trigonometry