The length of the perpendicular form \(P(1,2,3)\) to the line \(\frac{x-6}{3}=\frac{y-7}{2}=\frac{z-7}{-2}\) is

\(3\) \(\sqrt{17}\) \(7\) \(\sqrt{20}\)

\(7\)

Take an aribtrary point \(M\) on line and find direction ratio of the line \(PM\) and apply perpendicular condition.