Search for: The numerical value of cosπ9cos2π9cos3π9cos4π9 is equal toThe numerical value of cosπ9cos2π9cos3π9cos4π9 is equal toABCD Register to Get Free Mock Test and Study Material +91 Verify OTP Code (required) I agree to the terms and conditions and privacy policy. Solution:we have,cos200cos400cos600cos800=1412cos3(200)=116=0.0625Post navigationPrevious: The ratio of the greatest value of 2−cosx+sin2x is to its least value, is Next: Let A be the set of first 10 natural numbers and let R={(x,y)/x∈A,y∈N and x+2y=10} then ndomR−1=Related content NEET Rank Assurance Program | NEET Crash Course 2023 JEE Main 2023 Question Papers with Solutions JEE Main 2024 Syllabus Best Books for JEE Main 2024 JEE Advanced 2024: Exam date, Syllabus, Eligibility Criteria JEE Main 2024: Exam dates, Syllabus, Eligibility Criteria JEE 2024: Exam Date, Syllabus, Eligibility Criteria NCERT Solutions For Class 6 Maths Data Handling Exercise 9.3 JEE Crash Course – JEE Crash Course 2023 NEET Crash Course – NEET Crash Course 2023