Write equations for the family of lines through the point (-1,2).

Find the differential equation of the family of lines through the origin.

Write the equations for the family of lines with slope 3.

Write the equations for the family of lines with x-intercept 2.

Write the cartesian equation of the straight line through the point (1,2,3) and along the vector 3hati+hatj+2hatk

Find the equations of the line passing through the point (1,-1,2) and perpendicular to the plane 2x-y+3z=5.

Find the vector equation for the line through the points : (1,2,2) and (6,4,6) .

Find the equation of the line passing through the point (-1,3,-2) and perpendicular to the lines : x/1=y/2=z/3 and (x+2)/-3=(y-1)/2=(z+1)/5 .

Find the equation of the line passing through the point (-1,1) and (2,4).

Find the equation of the st. line going through the point (1,-2) and perpendicular to x -2y + 3= 0.

Find the equations of the line passing through the point (-4,3,1) perpendicular to the plane x+2y-z=0 .