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    IBMediumVectors10–12

    Given \vec{a} = (2, -1, 3) and \vec{b} = (1, 4, 2), find \vec{a} \cdot \vec{b}.

    Dados \vec{a} = (2, -1, 3) e \vec{b} = (1, 4, 2), determina \vec{a} \cdot \vec{b}.

    Answer options

    Solution

    Step 1 of 3

    1. 1.\vec{a} \cdot \vec{b} = 2(1) + (-1)(4) + 3(2)