Matematika

Pertanyaan

Melalui (1,-5) sejajar garis 4× + 2y=5

2 Jawaban

  • rumus cepat tampa gradien
    4u-2y=4u-2y
    4u-2y=4(1)-2(-5)
    4u-2y=4+10
    4u-2y=14
  • (1,-5) sejajar 4×+2y=5
    2y= -4×+5
    y = -4×/2 + 5/2
    y = -2× + 5/2
    m1 = m2 = -2× (1,-5)
    y-y1 = m1 (x-x1)
    y-(-5) = -2(x-1)
    y+5 = -2x+2
    y = -2x +2-5
    y = -2x-3
    y+2x+3=0

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