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Math Help - dot product help.

  1. #1
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    Exclamation dot product help.

    v = <5,6> & p = <1,10>
    what is v*p?
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  2. #2
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    for a = (x_1,y_1) and b = (x_2,y_2)

    a . b = x_1\times x_2+y_1\times y_2
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