Results 1 to 2 of 2

Math Help - Finding the possible values of f(0)

  1. #1
    Newbie
    Joined
    Nov 2011
    Posts
    3

    Finding the possible values of f(0)

    I'm taking the placement test of college and this is one of the study questions.
    How do I figure this out?

    If the function f satisfies the equation f(x+y)=f(x)+f(y) for every pair of real numbers x and y, what are the possible values of f(0)?
    A. any real number
    B. Any positive real number
    C. 0 and 1 only
    D. 1 only
    E. 0 only
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    Joined
    Oct 2009
    Posts
    5,537
    Thanks
    778

    Re: Finding the possible values of f(0)

    f(0) = f(0 + 0) = f(0) + f(0), so...
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Finding the values of a and b
    Posted in the Algebra Forum
    Replies: 5
    Last Post: October 1st 2010, 01:01 AM
  2. Finding the values of p and q
    Posted in the Algebra Forum
    Replies: 8
    Last Post: June 1st 2010, 11:00 AM
  3. Finding max min values
    Posted in the Math Software Forum
    Replies: 6
    Last Post: December 8th 2009, 01:18 PM
  4. Finding Values of A and B
    Posted in the Algebra Forum
    Replies: 1
    Last Post: November 17th 2009, 08:40 PM
  5. finding values....
    Posted in the Pre-Calculus Forum
    Replies: 2
    Last Post: June 15th 2009, 04:00 AM

Search Tags


/mathhelpforum @mathhelpforum