Recent content by color_me

  1. C

    Representing a Sum of a Series as a Function

    Homework Statement http://i29.photobucket.com/albums/c252/lostsun/problem_statement.jpg" Find a function to represent the series and then find f(?) that will represent its sum. Homework Equations The Attempt at a Solution I kind of understand how to come up with a function, but...
  2. C

    How to simplify 1/(cos^4x+sin^4x)

    Thanks for the help! I figured it out.
  3. C

    How to simplify 1/(cos^4x+sin^4x)

    Homework Statement Simplify 1/(cos^4x+sin^4x) Homework Equations One can't apply cosine of a difference when the cosine is raised to a power, right? The Attempt at a Solution I tried using several trig identities, but it doesn't get any simpler. Thank you for any help in advance!