2. Answer the following 3 questions and write down each step of your solution. (a) (4 points} Find an equation of the plane (P1) that passes through the points A(2, 1, 2), B(1,3,3) and C(1,113). (h) {4 points} Show that the planes (Pi) and the plane (P2) '. 2:1: 33; + 42: = 5 are neither parallel nor perpendicular. (e) (4 points} Find the parametric equations for the line of intersection of the two planes (P1) and (Pg)