Respuesta :
If two lines are perpendicular then they have slopes that are negative reciporacols of eachother.
If [tex] m_1=\frac{2}{3}[/tex] then [tex]m_2=-\frac{3}{2}[/tex]
If [tex] m_1=\frac{2}{3}[/tex] then [tex]m_2=-\frac{3}{2}[/tex]