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10thgrade

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Bab 8 - Vektor (8.3)

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10 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
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    Rajah menunjukkan dua vektor x dan y.

    Cari |x + y|.

    √26 unit

    √15 unit

    √5 unit

    5 unit

  • 2. Multiple Choice
    30 seconds
    1 pt
    Image

    Rajah menunjukkan tiga titik A, B dan C. Pilih Pernyataan yang salah.

    AC = (2 −4)

    AC = BC

    |AC| = |BC|

    AB = 4j

  • 3. Multiple Choice
    30 seconds
    1 pt
    Image

    Diberi v = (8 0) dan w = (0 12).

    Ungkapkan BC dalam bentuk xi + yj

    −8i + 12j

    6i − 3j

    −2i + 12j

    −2i + 3j

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