Find the equation of the straight line passing through the point (2, 3) and parallel to the straight line joining the points P(3, -4) and Q(-5, 6).

Find the equation of the straight line passing through the points (-2, 3) and (6, -4).

Find the equation of the line passing through the points (1,3) and (-2,-1).

Find the equation of the straight line which passes through the point (2, -3) and is perpendicular to the straight line joining the points (5, 7) and ( -6, 3).

Find the equation of the straight line passing through the point (i) (3, 5) and parallel to the line 4x - 3y + 1 = 0

Find the equation of the straight line passing through the point (i) (-1, 2) and parallel to 3x - 4y + 1 =0

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

Find the equation of the straight line passing through the point (ii) (2, -3) and perpendicular to 4x - 5y + 9 = 0

Find the equation of the straight line passing through the point (ii) (1, -5) and perpendicular to the line 2x + 5y + 4 = 0

Using determinant find the straight line passing through the points (3,1) and (9,3).