Results 1 to 2 of 2

Math Help - I need help :)

  1. #1
    Newbie
    Joined
    Dec 2007
    Posts
    11

    I need help :)

    I usually don't hav a problem with these, but this one is jst getting to me...

    simplify: cot x csc x - cot x csc x cos^2 x

    Thanks guys
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Senior Member
    Joined
    Dec 2007
    From
    Melbourne
    Posts
    428
    simplify: cot x csc x - cot x csc x cos^2 x
    = cot (x) csc (x)(1 - cos^2 (x)) <br />
= cot (x) csc (x) sin^2 (x)
    = cos (x)
    Last edited by badgerigar; December 17th 2007 at 03:42 AM. Reason: clarity
    Follow Math Help Forum on Facebook and Google+


/mathhelpforum @mathhelpforum