SOLUTION: 2cos^2 2pi/3-1 double angle formula

Algebra ->  Trigonometry-basics -> SOLUTION: 2cos^2 2pi/3-1 double angle formula      Log On


   



Question 768229: 2cos^2 2pi/3-1 double angle formula
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
2cos^2 2pi/3-1 double angle formula
-----------
What's your question?