SOLUTION: sin^2 60degree - cos^2 30degree

Algebra ->  Trigonometry-basics -> SOLUTION: sin^2 60degree - cos^2 30degree      Log On


   

Question 284200: sin^2 60degree - cos^2 30degree
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
sin^2 60degree - cos^2 30degree
-----------
cos(30) = sin(60)
sin^2 60degree - cos^2 30degree = 0