22. Given the symmetric equations t = _ and t = ', find the vector equation of the line. (2 marks) 23. Find the angle between the vectors u = [- 9,1, 3] and # = [0,2, -5]. (3 marks) 24. Solve the system. (4 marks) [x, y] = [- 9, - 1] + s[2,3] [x, y] = [- 8,2] + +[2,1] 25. Find the intersection of the line [x, y, z] = [1,4, - 2] + ([1, - 1,3] and the plane 2x - 4y + 7z - 26 = 0. (6 marks)