Find the equation of the plane through the line `x/l=y/m=z/n` and perpendicular to the plane containing the line `x/m=y/n=z/l and x/n=y/l=z/m`

Show that the equation of the plane through the line x/l=y/m=z/n and perpendicular to the plane containing non perpendicular lines x/m=y/n=z/l and x/n=y/l=z/m is (m-n)x+(-l)y+(l-m)z=0 .

The equation of the plane containing the straight line x/2=y/3=z/4 and perpendicular to the plane containing the straight lines x/3=y/4=z/2 and x/4 =y/2 =z/3 is :

Equation of the plane containing the straight line x/2=y/3=z/4 and perpendicular to the plane containing the straight lines x/3=y/4=z/2 and x/4=y/2=z/3 is :

Equation of the plane containing the straight line x/2=y/3=z/4 and perpendicular to the plane containing the straight lines x/3=y/4=z/2 and x/4=y/2=z/3 is :

Equation of the plane containing the straight line x/2=y/3=z/4 and perpendicular to the plane containing the straight lines x/2=y/4=z/2 and x/4=y/2=z/3 is

Equation of the plane containing the straight line x/2=y/3=z/4 and perpendicular to the plane containing the straight lines x/2=y/4=z/2 and x/4=y/2=z/3 is

The equation of plane containing the line x/2 = y/3 = z/4 and perpendicular the plane which is containing the lines x/3 = y/4 = z/2 and x/4 = y/2 = z/3 is.....

Find the equation to the plane through the line (x-alpha)/l=(y-beta)/m=(z-gamma)/n and parallel to the line x/(l')=y/(m')=z/(n')

Find the equation of the straight line through the point (alpha,beta) and perpendiculasr to the line l x+m y+n=0.

Equation of the plane containing the straight line (x)/(2)=(y)/(3)=(z)/(4) and perpendicular to the plane containing the straight lines (x)/(2)=(y)/(4)=(z)/(2) and (x)/(4)=(y)/(2)=(z)/(3) is