If cos x=1/2, then cos 3x =_______________

Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical Engineering, Algebra, Precalculus, Statistics and Probabilty, Advanced Math, Physics, Chemistry, Biology, Nursing, Psychology, Certifications, Tests, Prep, and more.
Post Reply
answerhappygod
Site Admin
Posts: 899604
Joined: Mon Aug 02, 2021 8:13 am

If cos x=1/2, then cos 3x =_______________

Post by answerhappygod »

a) 0
b) -1
c) 1/\(\sqrt{2}\)
d) 1
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!
Top

This topic has 1 reply

You must be a registered member and logged in to view the replies in this topic.


Register Login
 
Post Reply

Return to “Archived Questions & Answers”