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Thread: Vectors

  1. May 22nd 2005, 11:15 PM #1
    JingXionG
    JingXionG is offline
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    Vectors

    Cal culate the angle between the line with equation
    r = 3i - 7j + 4k + k(i + 3j + 2k) and the x-axis.

    How exactly do you write the x-axis into vector form
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  2. May 22nd 2005, 11:22 PM #2
    paultwang
    paultwang is offline
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    x axis is normalized into (1, 0, 0)
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