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Math Help - Vector Problem

  1. #1
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    Vector Problem

    For any vector r prove that r = (r.i)i+(r.j)j+(r.k)k
    Plz give me step by step solution.
    Thanx in advance....
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by asnali View Post
    For any vector r prove that r = (r.i)i+(r.j)j+(r.k)k
    Plz give me step by step solution.
    Thanx in advance....
    see here

    try to pick up where it left off.
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