Discover a world of knowledge at Westonci.ca, where experts and enthusiasts come together to answer your questions. Discover the answers you need from a community of experts ready to help you with their knowledge and experience in various fields. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

Which of the following are solutions to the equation cos²2x- 1/4 =0 ?
A. 11π /3
B. π /6
C. 5π /6
D. 12π /6