A Math Problem a Day keeps the doctor away
Friday, March 13, 2015
3/13/15
Find the solutions to the equation: cos^2 x + cos^2 2x + cos^2 3x = 1
Hint: u substitution
Level: 3
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment