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2 - dimensional vectors

  1. Feb 4, 2014 #1
    1. The problem statement, all variables and given/known data

    In 2-D space, the maximum number of unknown information is...
    Select one:
    a. 4
    b. 2
    c. 3
    d. 1
    e. 0

    2. Relevant equations

    3. The attempt at a solution
    i think the answer is 1 comments would be appreciated
  2. jcsd
  3. Feb 4, 2014 #2


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    What do you mean with "number of unknown information" ?
    If I place 1000 dots on a 2-D scrap of paper, aren't there a lot of unknowns ?
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