Equations of motion of a 2 DOF system is given in matrix form as (assume all units are in SI, i.e., masses are in kg, stiffness in N/m and positions are in m); 11{*}+ a) Conduct modal analyses and obtain the equations of motion in modal coordinates. b) Obtain the free response in physical coordinates via modal analyses for initial positions x = 1, x = 0 and zero initial velocities. [106.2 l-53.3 -53.31 (1 53.3 =