Mark: s Find the symmetric equation of the line passing through the point (-6,4,2) and is perpendicular to both of the lines: - 4 _ _ y + 10 _ z+2 -6 3 & x - 5 _2+5 3 2 4 Mark: 8 Determine the distance from the point A(-2, 1, 1) to the line with the equation r = (3,0,-1) + t(1, 1,2). Mark: 8 Determine the point of intersection between the line r = (4,-3,15) + t(2,-3,5) and xy-plane