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Homework Help: Help With Vector Components Asap

  1. Feb 17, 2006 #1
    how do i add up 3 different vector components...

    i tried drawing them up in scale but had NO LUCK...some one please help.
  2. jcsd
  3. Feb 17, 2006 #2
    If you have two vectors, lets say a = xi + yj + zk, and b (same thing, but different values of x,y and z, then, the sum of them is simple the sum of the components. The same holds true for 3 vectors.
    eg. a = i+j, b = 2i +j, then a+b = 3i + 2j
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