Matematika

Pertanyaan

persamaan garis sejajar.garisnya. :2x+3y+6:0. melalui titik (-2,5)adalah

2 Jawaban

  • m = -x/y = -2/3
    y-y1 = m(x-x1)
    y-5 = -2/3(x+2)
    3y-15 = -2x - 4
    3y + 2x = 11
    3y + 2x - 11 = 0

    Mohon maaf apabila ada kesalahan

  • 2x + 3y + 6 = 0
    3y = -2x - 6 ( : 3)
    y = -2/3x - 2

    m = -2/3
    y-y1 = m (x - x1)
    y - 5 = -2/3 ( x - (-2))
    y - 5 = -2/3 (x + 2)
    y - 5 = -2/3x + 4/3 (×3)
    3y - 15 = -2x + 4
    3y + 2x - 19 = 0

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