Linear Combination of Cosine Function

  1. How would I express cos(wt+1) as a linear combination of cos(wt) and sin(wt)?
     
  2. jcsd
  3. mathman

    mathman 6,566
    Science Advisor
    Gold Member

    Basic formula: cos(x+y)=cos(x)cos(y)-sin(x)sin(y). You should be able to take it from there.
     
Know someone interested in this topic? Share a link to this question via email, Google+, Twitter, or Facebook

Have something to add?
Similar discussions for: Linear Combination of Cosine Function
Loading...