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Matlab graphing/plotting problem

  1. Mar 13, 2008 #1
    1. The problem statement, all variables and given/known data

    i have 4 points,
    i want to draw a graph of this on matlab so that the first to points are joined, the last two points are joined, but i want it on the same graph.
    how do i do this? what's the command?
    thank you

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. Mar 13, 2008 #2
    plot([4 8], [-4 0])
    plot([-8 -4], [0 4])

    remember to hold graphs if you are entering commands individually.
  4. Mar 13, 2008 #3
    thank you!!!!!!!!!!
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