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Transformasi geometri

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  • Transformasi geometri

    Tentukan bayangan kurva 3y-4x+20=0 oleh translasi T= (-2,-1)

  • #2
    x' = x - 2 → x = x' + 2
    y' = y - 1 → y = y' + 1

    3y - 4x + 20 = 0
    3(y' + 1) - 4(x' + 2) + 20 = 0
    3y' + 3 - 4x' - 8 + 20 = 0
    3y' - 4x' + 15 = 0

    Jadi, bayangannya adalah 3y - 4x + 15 = 0.

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