Tooong bantu jawab yaa
Matematika
MaryAnn
Pertanyaan
Tooong bantu jawab yaa
1 Jawaban
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1. Jawaban AnugerahRamot
(-2 , 2) dan (1 , -4)
m = Δy / Δx
m = (-4 - 2) / (1 - (-2))
m = -6 / 3
m = -2
Persamaan garisnya
y - y₁ = m(x - x₁)
y - 2 = -2(x - (-2))
y - 2 = -2x - 4
2x + y + 2 = 0
Jawaban : B