You can write the double argument property for cosine in the form cos x = 1 2 sin2 x
Chapter 5, Problem T.9(choose chapter or problem)
You can write the double argument property for cosine in the form cos x = 1 2 sin2 x. Show algebraically how you can transform this equation into the half argument property for sine. T1
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer