contestada

Find the equation of the line in the form y=mx+c which is perpendicular to the line y = 3x + 1 and passes through (−3,6) .

Relax

Respuesta :

y - y₁ = m(x - x₁)
 y - 6 = ⁻¹/₃(x - (-3))
 y - 6 = ⁻¹/₃(x + 3)
 y - 6 = ⁻¹/₃(x) - ¹/₃(3)
 y - 6 = ⁻¹/₃x - 1
   + 6          + 6
      y = ⁻¹/₃ + 5