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    fraser james's Avatar
    fraser james Posts: 2, Reputation: 1
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    #1

    May 25, 2012, 09:49 PM
    A vector equation for a given straight line is r = (I + 3 j) + lambda(-i - j) a) sho
    I can find a) quite easily, but am getting confused with b) and consequently c). Thanks for any help.
    physic's Avatar
    physic Posts: 42, Reputation: 0
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    #2

    May 26, 2012, 03:18 PM

    question is not clear!
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