SOLUTION: Need a better solution/explanation to: "Rewrite the expression sin^2(2x) in terms of the first power of the cosine." Thanks!

Algebra ->  Trigonometry-basics -> SOLUTION: Need a better solution/explanation to: "Rewrite the expression sin^2(2x) in terms of the first power of the cosine." Thanks!      Log On


   

Question 764154: Need a better solution/explanation to: "Rewrite the expression sin^2(2x) in terms of the first power of the cosine." Thanks!
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Rewrite the expression sin^2(2x) in terms of the first power of the cosine."
+sin%5E2%282x%29=1-cos%5E2%282x%29=%281%2Bcos%282x%29%29%281-cos%282x%29%29