Matematika

Pertanyaan

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1 Jawaban

  • melewati garis (0,4) & (-5,0)
    (x1,y1) = (0,4)
    (x2,y2)= (-5,0)
    [tex] \frac{x - x1}{x2 - x1} = \frac{y - y1}{y2 - y1} \\ \frac{x - 0}{ - 5 - 0} = \frac{y - 4}{0 - 4} \\ \frac{x}{ - 5} = \frac{y - 4}{4} \\ 4x = - 5(y - 4) \\ 4x = - 5y + 20 \\ 4x + 5y = 20[/tex]
    jawabannya B