Results 1 to 5 of 5

Math Help - Transformations

  1. #1
    Newbie
    Joined
    Jul 2010
    Posts
    13

    Transformations

    Please help....

    What kind of transformation is represented by sinx----> cosx?

    Thank You in Advance
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Junior Member bondesan's Avatar
    Joined
    Jul 2010
    From
    Brazil
    Posts
    58
    Think about the derivative : f(x) = sin x, f'(x) = cos x.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Newbie
    Joined
    Jul 2010
    Posts
    13
    I haven't learned about derivative yet. This is math 12.
    Follow Math Help Forum on Facebook and Google+

  4. #4
    MHF Contributor
    Grandad's Avatar
    Joined
    Dec 2008
    From
    South Coast of England
    Posts
    2,570
    Thanks
    1
    Hello ASD2010
    Quote Originally Posted by ASD2010 View Post
    Please help....

    What kind of transformation is represented by sinx----> cosx?

    Thank You in Advance
    Look at the graphs of \sin x and \cos x, and you'll see that they're identical in shape, but \cos x is shifted 90^o to the left. So the transformation is a translation parallel to the \displaystyle x-axis through -90^o.

    Grandad
    Follow Math Help Forum on Facebook and Google+

  5. #5
    Newbie
    Joined
    Jul 2010
    Posts
    13
    OKay, Thank you Very much. That helps alot
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Transformations
    Posted in the Pre-Calculus Forum
    Replies: 1
    Last Post: May 9th 2010, 05:21 PM
  2. Transformations of e^x and lnx
    Posted in the Pre-Calculus Forum
    Replies: 3
    Last Post: March 16th 2010, 04:42 PM
  3. Transformations
    Posted in the Calculus Forum
    Replies: 4
    Last Post: April 18th 2009, 09:47 AM
  4. transformations
    Posted in the Advanced Algebra Forum
    Replies: 0
    Last Post: December 1st 2008, 09:17 AM
  5. f(x) transformations
    Posted in the Pre-Calculus Forum
    Replies: 4
    Last Post: April 11th 2008, 11:46 AM

Search Tags


/mathhelpforum @mathhelpforum