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m₁ x m₂ = -1 (rumus)
-3/2 x m₂ = -1
m₂ = -1 x 2/-3 =-2/-3 =2/3
Y-b = m (x-a) = rmus
y-2 = 2/3 (x-3)
y-2 = 2/3x -2
y-2/3x = -2+2
y-2/3x = 0