Determine the admittance matrix of the given system. Perform power analysis with the Newton-Raphson method. (1st busbar slack busbar ) 50 MW 150 W 125 MVAR 260 MW A 35 MVAR 0.01+j0.05 (1) (2) 0.074+j0.037 0.0074+j0.037 0.012+j0.063 0.012+j0.063 250 MW 120 W 170 W 50 MW 32 MVAr 90 MVAR 110 MVAR