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17 July, 04:31

Find the inner product for (5,-1) * (-3,6) and state whether the vectors are perpendicular. a. 21; no c. - 21; no b. 21; yes d. - 21; yes

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  1. 17 July, 04:36
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    c

    Step-by-step explanation:

    If the dot product of the vectors is zero then they are perpendicular

    (5, - 1) • ( - 3, 6)

    = (5 * - 3) + ( - 1 * 6) = - 15 + ( - 6) = - 15 - 6 = - 21 ≠ 0

    Since product is not zero vectors are not perpendicular
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