Find the equation of the st.line which pass through the pt(3,1) and perpendciular to the line joining (-1,1)and (0,-1).

Find the equation of the plane passing through the point(1,2,1) and perpendicular to the line joining the points (2,3,5) and (1,4,2).

Find the equation of the plane passing through the point A(1,2,1) and perpendicular to the line joining the points P(1,4,2) and Q (2,3,5) . Also , find the distance of this plane from the line (x+3)/(2)=(y-5)/(-1)=(z-7)/(-1) .

Find the equation of the plane passing through the point (1,2,1) and perpendicular to the line joining the points (1,4,2) and (2,3,5). Also find the coordinates of the foot of the perpendicular and the perpendicular distance of the point (4,0,3) from the above found plane.

Find the equation of the line passing through (-3, 5) and perpendicular to the line through the points (2, 5) " and " (-3, 6) .

Find the equation of the line passing through the point (-1,2,3) and perpendicular to the lines x/2=(y-1)/(-3)=(z+2)/(-2)a n d(x+3)/(-1)=(y+3)/2=(z-1)/3dot

Find the equation of the straight line passing throught the point (3,-4) and parallel to the line joining the points (4,7) and (-5,1).

Find the equation of line passing through the point (1,-2) and parallel with the line x-2y+6=0 .

Find the equation of the line passing through the point(1,2,3) and parallel to the line (x-1)/2=(7-y)/3=-z .

Find the equation of the line passing through (0, 4) and parallel to the line 3x + 5y + 15 = 0

Find the equation of the line passing through (1,1) and parallel to the line 2x-3y+5=0.